Re: [Drakelist] R4C Questions

2012-07-02 Thread John Brown
Is the NB-4 Noise Blanker installed? If so remove the NB from the R4-C and install the jumper socket and see if the effect remains. Chances are the NB is the issue and will need to be realigned and the NB gain reset. JB From: drakelist-boun...@zerobeat.net

[Drakelist] Tubes, Speakers, Mic, Coax, Filters, and more FS

2012-07-02 Thread Ken Simpson, W8EK
For Sale: Transmitting Tubes: All of these are NOS (New, old stock), in their boxes. 6JE6 This sweep tube was used in many transmitters. This one even has its original bill inside the box! $20 Two 6146 B Tubes These are the heavier duty B version of the popular tube. $20 each, or buy both

[Drakelist] FS Drake PS-7 ,Parts Wanted

2012-07-02 Thread David Durant
FOR SALE DRAKE PS-7 power supply good condition $90 plus shipping.WANTED WANTED AM and CW filters ,noise blanker and service manual for the TR7,also want junker TR7 and R7 partial or complete chassis.Contact David at 1-251-478-8823 or

[Drakelist] For Sale

2012-07-02 Thread pain
The following Drake items are for sale only as a package deal: TR7A Ser. No:12042 PS7 10648 RV7 Remote VFO 1140 SP75 Speech Processor1154 MS7 Speaker MN4 Ant. Tuner 3470 Drake Desk Microphone

[Drakelist] R4C PBT Leakage

2012-07-02 Thread Bill Becky
Hi Bob I think you hit it on the head. Also I'm suspect of the NB cable harness being draped above the 3rd mixer tube area. I only regret not having a low end Spectrum Analyzer to end this design anomaly and improve this situation. As suggested I need to disconnect the NB and short some NB