fm tuner

  1. gmjunkyard

    reputable service in my area sx-1980

    Hello fellow members, I own a "Monster" SX-1980. My FM tuner is completely useless at the moment. It was functioning perfectly up until a few years ago. Since then I purchased an Onkyo Tuner as a substitute "fix". I'm ready to have the Monster repaired. I live in Central North Carolina...
  2. Eric Garland

    Kenwood KR-9050 dial pointer adjustment

    Pleased with my new KR-9050 and want to get the dial pointer to be exactly on an FM station we have playing 18 hours a day in our home…can you guys direct me to the correct pot/coil to make this electronic adjustment? Thank you in advance!
  3. A

    Pioneer QX8000 FM Tuner problems

    I have a Pioneer QX8000 receiver that I’ve had for nearly ten years. Recently the FM tuning started to go bad. It’s not a reception issue- I live in a area where FM reception normally is excellent without an antenna. The problem started out with the station coming in perfectly clear - then...
  4. goldswimmerb

    SX-1250 FM signal meter low but tunes just fine?

    I have an SX-1250 here with what seems to be a peculiar issue... The FM signal meter seems to always be low, even with stations that are fairly close, when maxed out it seems to stop at 3 on the meter, even with a source right next to it... Interestingly enough it tunes just fine into pretty...
  5. E

    McIntosh MX113 what is the voltage source for the FM tuner?

    I am trying to remedy the FM tuner, there is no signal, no hum or noise at all. All other functions on the preamp work fine, AM is fine and everything. I am getting a reading of 3v all the back to the IF chassis but I am unsure what components actually supply the correct 24v to the FM tuner...
  6. Bubo

    Sangean HDT-20

    Picked one of these up the other day to try it out. I believe it was a good to very good addition to my gear..... Pros Seems to pick up all of the same stations my SONY HD Radio does Pulls in some of the FM stations better than the McIntosh MR 78 does. User interface works well, full featured...
  7. Stink Bear

    SX-939 tuner issues

    I've got an SX-939 that had intermittent FM tuning problems, it eventually went dead. I used to be able to touch the HA1201 and get the signal back, not any more. I checked voltages, I'm not sure what I should get but things looked normal except for pin 6 (Vcc). I assumed I should have a supply...
  8. X

    Models with indication of signal level in dBµV

    Hello, I am looking for high-end / TOTL FM tuners (both "digital"/synthesizer and analog) with signal level readings in dBµV or dBf. [ dBf = dBµV + 11.2 (75Ω) OR 5.2 (300Ω) ] Deviation and multipath readings, or at least multipath outputs for oscilloscope are desirable as well. Searching...
  9. artsybob

    Fisher TFM-300 Up and Running!

    Finally got my Fisher TFM-300 tuner restored and made it part of my stereo system! (I'm running it through my Realistic SAF-40D integrated tube amp). Sounds great, and I just love the way it lights up from the red stereo beacon light to the grid pattern the metal case projects onto the wall. I...
  10. A Sound Mind

    HK 330C - Dead FM

    Hi All, I get no FM output either in mono or stereo mode. I tracked the signal on the tuner board to the BA1310 multiplexer IC. Pins 4 and 5 should have an output signal, but do not. I tested all the transistors and diodes in this area and they're fine. I don't fully understand the FM...
  11. Michael Bishop

    Pioneer SX-1250 FM muting not working

    My Pioneer SX-1250 has developed a problem where the FM muting between stations no longer works. With my volt/ohm meter, I have verified that the issue is not the muting switch, nor the wiring from the switch board to the FM tuner board. Looking at the FM tuner board, I see no obvious visual...
  12. dlPeter

    What type of bulb is this?

    Placed it before a dime for scale. It's a lighter for the FM Stereo Meter Indicator.
  13. Halisson

    Marantz 4400 - No sound left - FM Mode

    Hello guys. I'm working to repair a Marantz 4400 not tuned FM. I located the diode H808C short and after repair the line FM returned to normal. However, the Left side is muted in the scope and output of the boxes, only returns to play the sound in MONO mode. This problem is only on the FM...
  14. Halisson

    Pionner QX949 - FM no sound

    Hello guys. In Brazil it is not common receivers monsters. I will need to order the parts from another city, so ask your help, please. Sorry my bad English. I received from a friend a Receiver QX949 in excellent condition, great original part, capacitors, etc. Aux and other functions OK. AM...
  15. Machineghost

    Draco (Sherwood) Micro CPU 100 tuner in the house!

    Good day folks I picked up this behemoth of a tuner yesterday. It is in extremely good condition for its age. But as per usual the memory battery is shot and has caused some acid damage to the surrounding components. The reception and sound is out of this world! In due time it will be...
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