Start with Menu 4-4 (TR EDSP) set to off. "Set filter one to 200 Hz. This will roll off some of the low-frequency response. W3RJW 2/12 (This includes any inappropriate posts on a topic, as I cannot monitor every topic.) Transmit bandwidth is set at 100 to 2900 Hz so it doesn't cutoff the Eq frequencies. You would want to start by keeping that bandwidth to the halfway point. If you dont do that, all of these settings go back to zero. TS-950SDXMenu 20 (DSP 1 HPF): 100Menu 21 (DSP 1 LPF): 3100, TS-570Menu 13 (Bandwidth): 2.4 kHzMenu 14 (TX EQ High Boost): HMicrophone Gain: 50 (Default Level), TS-870Menu 29 (Bandwidth): 3000 HzMenu 30 (Bandshift): 0 or 100Menu 31 (TX EQ): H or CMenu 32 (RCV EQ): C or OffMicrophone Gain: 50 (Default Level)Menu 22 (Mic AGC): 1 (but try 0 and 2), TS-2000Menu 22 (Bandwidth): 3000 HzMenu 21 (TX EQ): H or CMenu 20 (RCV EQ): C or OffMicrophone Gain: 50 (Default Level). Parametric Eq frequency/level/bandwidth settings are; 200/9/5, 1500/5/5, 2700/5/5. Well written and thank you for sharing. This FTdx3000 page discusses the techniques to attain clean ESSB (Extended SSB) audio by using the INTERNAL parametric EQ settings in the radio and NO EXTERNAL EQ 'boxes'. Again YOU have to make the final decision by listening to your own signal. Whoever is listening is going to add their interpretation of "good" sound. To accommodate the low-gain Icom designs, Heil Sound developed a high-quality condenser element, called the iC (for iCOM) in our products designations, that provides the optimum frequency response, impedance, and (most importantly) sufficient gain to drive these earlier rigs. Click hereto view pinout information for hundreds of rigs, mics, and connectors. Bandwidth of 5 Menu 093 Bandwidth A 100ft tower, a large beam, a 1500w amplifier and a top-of-the-line transceiver, then add more equipment so you sound great on the other end? Transmitter IMD specifications on most amateur transceivers were never all that great. Menu Q4 (or Q6, depending on the version of 706) gives you the ability to shift the filter passband, much like IF Shift on receive. FTdx3000 Tx EQ Menu Settings with 4K Tx SSB BW & MH-31 Hand Mic There are parametric EQ's in several Yaesu rigs, and it's great to have a good explanation of how they work, and how they should be set up for "communications audio". How's my audio ? There are many inter-dependent adjustments on the K3, and the setup instructions on those pages are excellent. You then know exactly how you sound to the outside world. While speaking into the mic make sure the gain setting does not exceed the ALC limit. Listen to yourself on a separate receiver, with its antenna disconnected and its noise blanker turned off, to know exactly how youll sound to others listening to you on the air. You can adjust the parameters of the microphone audio. For now, I operate primarily on UHF/VHF in FM using . Then select multiple frequencies between 10 and 5000 Hz to get enough data to plot the filter shape on graph paper [frequency verses power output]. These menu assignment numbers change rig to rig. Bandwidth 5 Menu 099 Bandwidth" There will be three important frequencies to attend to. ftdx10@groups.io | FTDX10 Equalizer Settings Transmit bandwidth set to "TTBF". The iCOM 7300 has been updated to work with all Heil Sound iCM. Yes, you have to read the manual! Owners of modern Icom rigs wishing to utilize the specialized characteristics of Heil Sound dynamic elements (like the current HC-6 and HC-7, and discontinued HC-4 and HC-5) need only obtain the proper adapter cable (AD-1-I, AD-1-IM, CC-1-I, CC-1-IM or CC-1-XLR-I) to ensure proper interfacing. I don't know why the well-known commercial adapter maker doesn't do this. But, you dont need to worry about that so long as you purchase the correct adapter cable to go with your dynamic microphone. Many of them are transmitting low frequencies close enough to DC to act as a carrier & demodulate the signal. Hello all. You can make a recording of audio at any stage in the chain and replay it to see if you can demodulate it. This will roll off some of the extreme low frequency response. The first thing to set with any transmitter is the transmit bandwidth. I had an RF feedback problem with my old TS-850 when using a Heil BM-10 mic. Keep in mind the iC elements were designed specifically for the early iCOM rigs with low mic preamp gain. There are three audio filters that you can change their PARAMETERS (thus Parametric EQ). SO SO important and this + 8 dB boost at 2400 3000 HZ is the good starting point for that. Big enough that it could also cut the second filter, even with a Q of 5. Interesting and well written article. However, the settings are identical, in principle, to those found in the discussion below for the FT- 920. BOOST + 8 dB Menu 098 Notch or Boost The earlier FT series is actually electrically the same point as the front mic in. How's my audio? "Yaesu has recently had several reports that the 950 is VERY sensitive to RF. Good info, also if you have the free Yaesu PCC-950 rig control software you can setup and save the EQ settings in graph format. The cap MUST be a non-polarized type. I personally LOVE audacity for QC and monitoring purposes. They have lots of bass, no mids, no articulate highs so they end up sounding like mush. When I owned my FTDX-1200 I ran a Koss SB40 dynamic headset on it and got many unsolicited compliments on the audio. I did have to make an aircraft mic to 1/8 stereo cable. Mic Gain: About 2 oclock to 3 oclock for dynamic elements, 10 oclock for higher output iC condenser elements. FTDXRC can help you to better optimize your TX audio settings with a visual equalizer tool. The second adjustment is the Bandwidth which is set in the traditional audio nomenclature of octaves. and have the parametric Bandwidth control set to a wider setting (say 10), the filter will encompass the audio frequencies from about 100 Hz to 400 Hz. heilhamradio.com lists some Parametric settings (MIC EQ and PROC OFF), but none for P Parametric (MIC EQ ON and PROC=35). eHam.net provides recognition and enjoyment to the people who use, contribute, and build the site. Boosting 2400 Hz 8 dB. Set the SSB TX Bandwidth to 200-2800 Hz for high-fidelity rag-chews, or to 400-2600 Hz for DX work. A 10:1 voltage divider was added. Yesterday I had a nice QSO with Bob Heil, K9EID. Many calls a day come through the Heil Sound facility with RF issues.". FT-100Menu 16 (MIC EQ): Set to OFF initially. A higher BW number seems to have a higher Q, and the filter affects less frequencies around the center freq of the filter. Again, nice article. For best results please consult your manual. Don't give up on this incredible piece of technology. eHam.net is a community web site for amateur (ham) radio operators around the world. For DX you might prefer something else. On Yaesu FTDX 3000 (and similar radios), please try the following settings for the compressed mic menus, which are 159 to 176 on the FTDX3000: P-EQ1 FREQ 200 (adjust the low bass freq center point in Hz. I think that many hams do not realize how versatile modern transceivers are in this regard. Turn the Clarify/VFO knob to set this bandwidth of 2-28 (200-2800). Mike Contact Us. My guess is Yaesu will assist with their hand mic but you'll be on your own with the Heil . The only sure way of see your over the air audio response is with a receiver that has an accurate spectrum analyzer display. FT-950 transceiver pdf manual download. Shaping your audio and hoping the radio has a flat response is wishful thinking. In almost all cases when a person using a newer radio had RF in his audio we were able to eliminate the RF by removing the jumper wire. This reduced the audio level to 15 mV. Voices are like snowflakes, no two are alike. You must listen to yourself through it monitor system or through a nearby receiver and headphones. . The BIG problem with this is when you try using a REAL (dynamic) microphone. Record a track of your voice.Save the track & select "analyze". Sincerely 73 de Clinton Herbert, AB7RG. Menu items 25 and 26 set the transmitters bandwidth. PDF SETUP INFO FOR W2IHY 8 BAND EQ, EQ PLUS, and Yaesu FT-2000. Options abound as how to tweak transmit audio to a precise sound. First, are the original zero models: 701, 720, 730, and 740. )for casual contacts, Mid Transmit Bandwidth (2.4 kHz.) Save the file. But we quickly found that our sound was more easily tweaked with the parametric approach than with the all the sound boards we had previously had. The Yaesu FTDX 1200 TX eq and processor setup guide "How's my audio" is commonly heard throughout the HF Bands these days. ??? Also, you dont have the benefit of hearing all the net effects of AGC, etc., like other stations receivers, are employing. Kenwood HF transceivers have long been designed for dynamic microphone inputs, so the microphone amplifier stages have plenty of gain to accommodate the wide range of Heil dynamic microphones. In the 1990's, when the equalizer rigs started to appear, it became apparent many SSB signals could be copied on the diode (AM) detector. Just rename each file configuration when saving (DX, low cut, high cut etc.) TS 590 Menu 25 and 26 Bandwidth. AF4RK. We discussed the built in EQ on the FT-950. You then set the Bandwidth of that filter and finally you tell the filter if is notches (cuts, reduces) or boosts that filter frequency. Since I cant actually HEAR your transmitted signal, these are just starting points. YAESU FT-950 OPERATING MANUAL Pdf Download | ManualsLib It was found through testing that when both are set at the same levels, the radio power output is 2.5 times greater with the processor "on" verses the processor "off". For most, roll off the low end by setting the first filter at 200 Hz. You would want to start by keeping that bandwidth to the half way point. M 1 Yaesu EQ Settings on Yaesu FTdx 101mp/Ftdx10 - YouTube Now set the transmit bandwidth (either with compression on or off) to Wide, and transmit while you listen to yourself in the monitor receiver. Many calls a day come through the Heil Sound facility with RF issues. NOW - DO NOT FORGET TO SAVE these by holding the menu button for 3 seconds. A solid mic, if you EQ properly Time Owned: more than 12 months. Follow this guide for simple instructions on how to get your rig set up so that you sound great on the air. Our new cable CC-1 XLR-BAL (with an ORANGE, not traditional Yellow boot) connects our balanced output microphone into the balanced input and has solved 100% of the RF issue for so many FT 950 as well as other new model Yaesu users. 32 -3 63 +6 125 -6 250 -6 500 -3 1k 0 2k +3 4k +3 8k 0 16k 0 A Parametric EQ is just as the term implies. Cutting 400 Hz 6dB is going to do a great job of making your audio sound "tubby". You can adjust the parameters of the microphone audio. Parametric Eq frequency/level/bandwidth settings are; 200/9/5, 1500/5/5, 2700/5/5. Sad. And the second good read is YAESU specific: "All Things Yaesu". You can listen through headphones through the monitor but I have always found it better to listen through headphones through a second receiver while transmitting into a dummy load. You are the station engineer. ThePRO 7-iChas the appropriate cable included and will sound wonderful with a 7300. Sometimes, you will have too much low end audio from the microphone that actually overloads the mic pre amp and 'sounds' like RF but it may not be. Sign In Upload. You do not need 8, 10 15, or for heavens sake a 31 band EQ when we are only dealing with a 3,000 Hz wide signal ! As mentioned in the Yahoo FT-950 group the 094 EQ 2 Freq does not go below 700Hz on my and other's FT-950's. Keep in mind this will have much more output and may overdrive the mic preamp so keep ALC in range.See pages 13 and 20 of the K3 Operating Manual. Maybe older firmware had different EQ freqs? This instantly activates Menu Mode No-048 [DSP MIC EQ].2 Rotate the DIAL to select one of the following equalization choices: OFF: Microphone Equalization Off3 LPF: High Cut (lower frequencies are emphasized)4 HPF: Low Cut (higher frequencies are emphasized)5 BOTH: High/Low Cut (mid-range frequencies are emphasized)6 When you have made your selection, press and hold in the [FUNC] key for one second to save the new setting and exit to normal operation.Menu 016 Carrier Balance -300 to +300 LSB TransmitMenu 017 Carrier Balance -300 to +300 USB Transmit Adjusting These controls will give you a more low response or high response. A Parametric EQ is just as the term implies. If you need any help, we are glad to assist you with writing your article based on the information you supply. Once you understand how a parametric EQ works it's pretty easy. The K3 also has an ESSB mode, with a wider transmitted bandwidth for high fidelity operating. Mid is 2.4 kHz and Narrow is 2.1 kHz. Thanks to GM0ONX for this drawing. Contact the site with comments or questions. All of the new Yaesu series 9000, 5000,2000 3000, 1200 and the FT 950 have a balanced audio input on the audio board but Yaesu does not use it. The results have been gratifying for DX pileups and contesting. Monitoring of your signal is particularly important when setting Menu item Q4, which has a huge effect on your transmitted tonal quality. Without the original microphone, you will have to use an outboard preamp such as a W2IHY or a small mixer/preamp. Yaesu: - Yaesu FT991A NB/DNF/EQ Questions - RadioReference.com Forums Set the TX Equalizer to 2 for local rag-chews, 9 for DX work (1 is also good), and use the 4 setting when using mics with the HC-4 element. I would like to hear from anyone that has duplicated this process. I use an MD 100 desk mike. Compare your radio audio plot to the Audacity spectrum plot. Thats getting the most from your rig? The Heil HC-4 cartridge should add some highs to your audio by the nature of the design of the cartridge. The PR 781 dynamic microphone, which sounds simply wonderful on modern iCOMs. The speech processors of these rigs are very touchy. And I dare say, microphone gain is the one control on modern transceivers, almost no one gets right! Well after reading the article it makes me scratch my head and ask myself WHY? FTdx-3000@groups.io | Mic settins Press SET > LEVEL, then scroll up to SSB TX Tone (Bass); rotate the main tuning dial to set the Bass to -2 for starters (-4 if using the PR-40 or similar mic with lots of bass response). dumb question as audio is not my real bag - but, does any of this pertain to my usage of the Yaesu md100 mic? Bob Heil introduced me to Parametric Equalizers back in the '70's when he built some custom concert sound racks for my band in his magic little factory in Marissa, IL. All of my homebrew mic adapters connect both the mic cable shield and the footswitch ground lead to the shell of the 8-pin connector instead of the mic ground and PTT ground pins. *Pin 6 also carries voltage for the electret elements used in Icom mics. (This includes any inappropriate posts on a topic, as I cannot monitor every topic.) Ham Radio . Excellent on SSB, works great on AM and FM and covers the digital modes.For the iC 7300 we recommend theiCMor any of theheadsetswith the iC element. So many times I hear stations with so much low end you cant understand what they are saying because they have not achieved good mid-range speech articulation. These are our recommendations. FT-991A@groups.io | FT-991A Mic Eq I did have to make an aircraft mic to 1/8 stereo cable. The FT-2000 bypasses the first mic preamp. You may be able to adjust to 100 as long as it doesnt overload and sound too bassy.Press the Menu and rotate the SELECT knob so it reads TX BPF (Transmit Band Pass Filter). That is usually notched a bit but there are voices that need some energy around 1000Hz attended to and your just have to make that decision by listening and select the mid range parameters. Mic gain: 30. CUT -6 dB Menu 095 Notch or Boost Remember, you're at 100% duty cycle. No one else can make the adjustments. Here are three EQ settings for the K3 and KX 3. most 1200s sound terrible. We have recently come up with the perfect 'fix' for that. and questions regarding my mic and rig because it sounds so good. The next step is to turn off the Noise Blanker and any DSP Noise Reduction systems, as well as any DSP bandwidth or shaping features such as Yaesus Contour control). The supplied hand microphone as ALL hand mics, sounds hollow and mushy. I would try 200 - 2800 first. PDF Yaesu Parametric EQ - K9ROD Menu 83 : 3000 (TX bandwidth) . Third, are the modern designs: 746Pro, 756Pro series, iC-7600, 7700, and 7800. You then set the Bandwidth of that filter and finally, you tell the filter if is notches (cuts, reduces) or boosts that filter frequency. Never any more. Convert power to dB. They will be very low in gain. There is no "perfect" setting, it's all subjective. INITIAL SETTING OF YAESU Parametric EQ and HEIL PR Microphones. Surprised ? DSP Settings | Heil Ham Radio | Amateur Radio Do not confuse this with receiver bandwidth response. Internal EQ Settings in PowerSDR: EQ 10 Band (internal settings) External EQ recomended. Sometimes i`m asked how to adjust the EQ settings of Yaesu rigs. Settings - w2ihy Technologies Quickly tap it for the other. This HAS to be shown as it turns the parametric EQ on. The Noise Blanker will hopelessly distort your signal, by its nature, and the DSP features will perturb the received envelope, and youll never know what your signal truly sounds like. For best results please consult your owners manual. )Pin 1: Microphone In*Pin 5: PTTPin 6: PTT GroundPin 7: Microphone Ground. a 718 with a sm 30 mic beats 1200 any day, week, etc..don't waste your monies. With the trend to ever-smaller living spaces RF feedback rears it's ugly head. These are important factors to consider. The Heil iCM is the perfect and best match to this iCOM model. There are certainly many other methods of setting up the mic and processor, but I learned a lot by doing it this way. If you try to use the AD-1-iC or AD-1-iCM adapter cable on a dynamic-element microphone, the lack of a blocking capacitor will cause the element to seize up, and no output will be heard. Adjusts the Q-factor of the high range of the Default Setting: 2 parametric microphone equalizer when the speech proces- sor is activated. . All ICOM transceivers utilize phantom power on their microphone inputs. However, the Mic Pre Amp on the iC 718 has down in gain by -15 dB. Now, I will explain how I arrived at these settings which are particular to my voice. The table that follows details starting points for operation using two main categories of mics: the articulated elements (HC-6, HC -7 and HC-5.1 based mics), and the wide range elements, typified by the iCM, Handi Mic iC, PR 781 and the PR 20/30/40 genre. These are easy to adjust in seconds. Menu 091 Frequency. Proc level: 20. Sad. Adjust the mic gain by watching the ALC meter. There will be three important frequencies to attend to. will not pass any speech audio worth listening to). If Using external EQ, turn internal OFF. You only have control to either cut or boost the filter frequency they build into the transmitter. This is too much work for a headset! Icom HF rigs fall into three distinct categories, as far as microphone interfacing is concerned. You may need to shove a very short piece of wire (an unfolded paper clip, for example) into the antenna jack, depending on the shielding of your transmitters dummy load. The first low-frequency filter removes all of that low-end bass that destroys so many signals. The 200-Watt "D" (Deluxe, fully equipped) as well as the 400-Watt . I'm getting comments that my mic gain is ok but too much bass in my voice. Press the Menu and rotate the SELECT knob so it reads "TX BPF" (Transmit Band Pass Filter). As for the suggestion of a 1000 Hz boost, seeing how male voices center around 500 Hz and females around 700 Hz, there's little to be gained there. Oddly, the word gain doesn't appear in the text. i will be getting my 950 this weekend and already have a heil handi mic with HC-4 element bought, these settings are a great starting point but i was wondering what is the most common settings to change to suit an individuals voice, for example my voice would be quiet bassy naturally. You will want to listen to your signal in a second receiver and make small minor adjustments to tailor the audio you desire.The receiver also has a great equalization circuit so adjust the treble and bass to your listening preference. Set to +10 dB for DX/Contest work.SSB TX BW: Set to 400-2600 Hz for DX/Contest work, 300-2700 Hz for everyday operation, 100-2900 Hz for more fidelity. You could also buy a Rugged Air RA 200 aircraft headset for not much more than the CM500. AM-TX-Bandwidth (TX BPF SEL) 100-2900. SMOKE CITY!!! N5TGL, I know that it may seem counterproductive to make a cut a 400Hz, but that is the way it seems to work with many SSB transceivers. IMO if you are using the Yaesu HH mic, use position #2 on the back. I would try 200 - 2800 first. That sounds like a broadcast station. For everyday conversation, 100 2900 Hz. I set my 1200 up using another rigs receiver with a pair of headphones on a dummy load. The Elecraft K3 and KX3 are remarkable transceivers. Why buy a PR series mic if you are going to restrict the bandwidth from 200-2800 then roll off all the lows? If you set the Bandwidth control of the Parametric to 1 or 2, the notch or boost you have set will only affectabout 150 to 250 Hz. A friend of mine wrestled with his FTdx101D and PR-781 for a week. First, you need to set the transmit bandwidth. Wrong microphone, not addressing (speaking into) the microphone correctly, too far away from the microphone, too much room echo and a host of other situations. Turn the Clarify/VFO knob to set this bandwidth of 2-28 (200-2800). DSP and Carrier Point SettingsYaesu has, since the 1980s, provided means for adjusting the carrier insertion point (identical to IF SHIFT used on receive, only this is on your transmitted signal). The Yaesu FTDX 1200 TX eq and processor setup guide. Pin connections on iCOM rigs are very straightforward and are shown below. About Us Dealer Resources US Dealers International Dealers Repairs WarrantyFAQs Privacy Policy Terms & Conditions Contact Us. FTdx3000 Tx EQ Menu Settings with 4K Tx SSB BW & MH-31 Hand Mic N8NK QRP 824 subscribers Subscribe 128 Share 7.8K views 2 years ago FTdx3000 Tx EQ Menu Settings with 4K Tx SSB BW & MH-31 Hand. If you do not have one of our microphones you need to do the above modification. Please see ouradapter selectorto find the right cable for your rig. You can adjust the frequency, the bandwidth and tell those parameters to either notch (-) or boost (+).With normal two or three band equalizers, the frequencies are set and fixed by the design engineer of the radio. The objective is to listen to a signal at a level of about S7 on the monitor receivers S-meter. there's an adapter that plugs right into the radio. Leave Menu 8-9 to factory defaults for starters. If you are using our high output iC element (Pro Set iC, Pro set Plus iC, Pro Set Elite iC, Handi Mic iC, or the iCM via the HSTA-K8 adapter cable), tap [1] to select HIGH Mic Gain, and tap [2] to set the Mic Bias to the ON option. That was a misprint which I failed to correct. The answer to making the iC 718 come alive is our iCM, handi mic iC or one of the headsets using only our high output iC. Well, being a former sound engineer, I have problems with these settings. Once you get the Wide bandwidth set, press and hold in the COMP key to try the MID bandwidth, then the NAR bandwidth. Now that I'm comfortable with general operation I'd like to tweak some of my settings to improve audio quality (mainly RX, TX sounds good with just mic gain). If you want to cut some low end, you notch -20 dB at 100 Hz. Mic gain at 11 - 12'o clock PROC gain at 9 - 11'o clock (any more than 11'o clock . For DX work where you need to cut through pile-ups and noisy conditions, 2.1 to 2.4 kHz will be desired. The popular Traveler boom set works exceptionally well with the IC-7000 and IC-706. They unbalance that 8 pin round mic connector input with their typical Pin 8, pin 7 connections. Boost it with that adjustment but it is best to reduce (notch) that low end a bit for cleaner and clearer audio. If Using external EQ, turn internal OFF. Transmit filter: Set to WIDE for fidelity, MID for everyday operation, and NAR for DX pile-up busting. Now one else can make the adjustments. This voltage must be blocked for use of Heil Sound dynamic elements. The mid frequency is very important. You can listen through headphones through the monitor but I have always found it better to listen through headphones through a second receiver while transmitting into a dummy load. I use these settings and it sounds very good i l. Transmit into a dummy load and listen to yourself. As mentioned above, be sure the main switch of the MD-100 is set to THRU to bypass any in mic settings and to use only the rig's settings. Why not just buy a Goldline series mic and use a GM5 element and save a ton of money? The same button turns the Compression On or Off also is used to adjust the Transmit Bandwidth Filter. *Pin 1 also carries voltage for the electret elements used in Icom mics. In my case I've added the reference point that I started out from and with some adjustments in the processor I'm at a point where I'm happy and get good reports. I'm a new FT991A owner and stepping up from a HT its been fantastic but a bit of a learning curve. If you experience RF getting into the radio thru the microphone, try adding a clamp-around ferrite choke or two to the mike cord where it goes into the radio. Generally, the modulators of these rigs want you to roll off bass and enhance treble. You. Try moving Menu 102 to 300, Menu 119 to 300 HZ, Menu 128 to 300. Simply install a 1 F non-polarized tantalum capacitor in series with mic lead. Pay attention to the ALC.Compression On at, 1 or 2. I've had a number of requests to shoot a video series about the Yaesu FT-710 AESS (Acoustic Enhanced Speaker System), similar to my FTdx10 series. This will determine where to cut or boost frequencies with the Eq turned on to obtain an overall full spectrum audio within the limitations of the radio transmit bandwidth & your voice/mic frequency response.In my case I needed +9 dB @200 Hz to get the power up to the same level recorded @1 kHz. Thanks for the article. 8-pin Modular (IC-703/706/2000/7000)Pin 4: PTTPin 5: Microphone GroundPin 6: Microphone In*Pin 7: Ground. And then someone tells you, 'You have RF on your audio', and you start checking everything over again! It's a difficult subject to broach without someone feeling as if it is their toes that are being stepped on, but here goes. The suggested level settings will be the same but the actual menu assignment labels are different.EQ1: -6 dB at 200 Hz, Bandwidth of 2 (set to -10 dB if using PR 40 and you get Reports of too much bass).EQ2: -6 dB at 900 Hz, Bandwidth of 2.EQ3: +6 dB at 2400 Hz, Bandwidth of 2. I also agree with W3DBB in regards to some of the modern day audio. To roll off excessive bass in a microphone like the PR 40, use selection 1 (this rolls off lows while leaving mid-range and highs flat). #1. Usual mic gain will be set between 65 to 80. FTdx-3000@groups.io | ftdx 3000 mic and processor setings You set the frequency of the filter. In the menu go to Radio Settings. . Set the microphone gain to 70 and with the stock bandwidth of 2.4 kHz your SSB signal will be terrific. I like bob as a person but think his "professional ham gear" is outrageous. For digital signals, Audacity works the same way. To use any dynamic element on these phantom-powered inputs (which should NEVER be applied to the mic input of a radio transmitter, IMHO), the input must be de-coupled so the mic audio AC signal can pass through to the mic preamp, while simultaneously blocking the DC voltage from reaching that mic element.