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Search results

  1. mechanic

    Service Advisement On The S-400-12 Switching Power Supplies

    Do these make noise or QRM on the radio's receive? I know many types of switch mode supplies are very noisy, I prefer the older transformer type also known as brute force type. Can the output voltage be upped to 13.8 or more? 73 mechanic
  2. mechanic

    Backwards Swing

    I have run across this before but it is not always related to this problem, The meter diode, RF sense, may have been damaged from what ever happened to the final. Be sure to set the bias current and do not over modulate, approaching 90% is just fine. 73 mechanic
  3. mechanic

    Holy Short Skip!

    Just a suggestion, but with the new chat and with all the members of the forum, I think it would be possible to have a net on a selected channel or frequency.... maybe daily? 73 mechanic
  4. mechanic

    maxlog M8900

    I find there are items of the Maxlog that are pretty much the same as the Anytone AT-6666. There are several differences that make them different from each other. I am told that the AT-6666 is much the same as the President Lincoln II, I do not think it is with the programming but with the...
  5. mechanic

    maxlog M8900

    I figured out that an offset can be done for the CW mode and can be done on each channel on each band separately! Any one of the 400 channels can have an offset by setting the function menu 02, for the clarifier, set to t (transmit only) make your offset plus or minus. Then return the function...
  6. mechanic

    maxlog M8900

    After sorting out the difference between the function menu set-up in the given manual and the list supplied by vkrules, this last matches my 8900. This is what I found out.... I do not have separate BPF, band pass filter. it is menu item #25 and the display shows OF, I figure it is short for...
  7. mechanic

    maxlog M8900

    Thanks vkrules! I owe you a beer for that one! A true spin doctor!! 73 mechanic
  8. mechanic

    Hi vkrules! The menu list of my Maxlog M-8900 does not match the list in the owner's manual...

    Hi vkrules! The menu list of my Maxlog M-8900 does not match the list in the owner's manual given by Mike from Yeticomm. I cannot find all the settings proper as the menu numbers do not match and the abbreviations do not make a whole lot of sense with the miss-match of the numbers...
  9. mechanic

    maxlog M8900

    Yes, I am receiving cable TV RFI, It is from the local cable grid and is there even when the power goes out. So it runs off battery in those times. Not over powering but I can hear it on most of my gear.... Thanks vkrules for the heads up on the CW offset! I'll give that a try.... This is a...
  10. mechanic

    Seeking Uniden Pro 810e or Realistic TRC 850 BASE CB

    The Uniden PRO-810 and the Radio Shack version were a mobile chassis in a base unit. Same chassis as the TRC- 465, Uniden PC-122 and a few more. Single conversion chassis and rather narrow banded, I have converted a few of these to ten meters with really good performance! Second only to the...
  11. mechanic

    maxlog M8900

    I have the separate BPT , band pass but need to fine out if there is a way to adjust for CW offset. I was thinking I could set some of the frequencies (channels) with a offset with the clarifier, some settings stay with each channel. G band is the 1st voice portion of ten meters, I set each of...
  12. mechanic

    maxlog M8900

    Had a chance to go over the CW mode with the Maxlog..... But first! As it comes the clarifier, is on transmit only, at least on my copy. One has to hold the menu button in for four seconds and then go to menu number 2, set this to TR so that the receive and transmit are locked. With this...
  13. mechanic

    2000GTL Low AM peaks-SSB OK

    Remember that the carrier and both side bands spread the power available, with SSB the power is only with one of the side bands and no carrier. This will give almost three times the power of AM. Reducing the carrier and increasing the modulation for swing will not equal SSB in Watts, the math...
  14. mechanic

    HR2510 swr issue

    Thanks! 73 mechanic
  15. mechanic

    Cobra 2000 GTL Help Coil L23

    I have a spare coil here for a 148 and Grant.... 73 mechanic