INSTRUCTION MANUAL. R. L. DRAKE. MODEL. R.4B. RECEIVER. PASSBAND. MODEL. RECEIVER. PRICE. Instruction Manual. $ GET THE BEST FROM YOUR DRAKE R4B. RECEIVER. Set the trimmer (NB threshold) as described in the R4 manual (turn until the NB attenuates the signal . View and Download R-4 B instruction manual online. R-4 B Receiver pdf manual download.

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Start by testing all the tubes. I have an R-4B that I manuzl back from the dead by following the list above. Installing 2- 3- 4-filtering kits. This is the manuals page for Drake.

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-> Instruction, users and service manuals for Drake

The only ones I remember from my R4C are manul Feb Sun 15, 1: Sold in set of ONE knob. If possible use a 10X probe if you are not already. The 10 meter crystal should be there along with all the other standard band select crystals. Replace your faded, ugly, brownish MS-4 baffle.

For parts or not working 1. A friend from long ago had one homebrew transmitter that I named Christine after the Stephen King novel because both the builder and second owner were both killed by it. If not does the S meter deflect when the crystal calibrator is on?


What I am suggesting below is not how a seasoned tech would go about it, but I get the feeling you may not be a seasoned tech and following the steps listed below may keep you from going the “shotgun” approach and getting frustrated. Radio Communication Equipment If the sinewave is still there it either should vary as the VFO frequency is varied OR you are simply measuring AC line pickup, that will be readily apparent from a quick calculation of the frequency based upon your display and time base setting.

I am not sure where to go from here.

Service provided by Google FeedBurner. With the R-4B set for 80 meters you should see an output ranging from 9. SC-2 SC-6 Spare parts.

R.L.DRAKE R-4 B Instruction Manual

And when you click on the file or icon it will count as a manuao. Feb Sun 08, 4: I do not remember what they are in the R4B. You can confirm the PTO and premix output frequencies by also listening using a general maual receiver tuned to the appropriate frequencies with an antenna lead near the premix tube.


I was testing it last night and heard a signal at 3. Greg, I am taking the Cheyenne the German Shepherd out for a walk and then she is headed to bed and I am getting on the air for awhile. Refine more Format Format. This is a 62 ohm cable.

Drake R4B manual

Refine your search drae drake receiver. So to be clear are you not seeing anything at pins 1 and 7 of V8? MN-7 Manual de usuario en espanol. R-4C Original low voltage power supply schematic.

Feb Sun 15, 3: There seems to be a problem serving the request at this time. Filter is fully tested and works great. It is is not working you won’t hear anything.

Page 1 of 2. I still get only Show only see all Show only. The meter Manul, Does the signal you pick up at 4.

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