Re: [Drakelist] L-7 amp soft start?

On Thu, 15 Apr 2010 19:23:25 -0700 (PDT), Bill Dzurilla wrote: >Anyone know where to find a soft start for the L-7? Jeff at Harbach told me >his L-4B soft start does not work on the L-7 I don't know why not, the L-7 and the L-4B are, for most practical purposes, virtually identical. Is it a phy

Re: [Drakelist] 2-C loud buzz

Perhaps the transformer screws are loose and when you turn it upside down the chassis no longer vibrates in sympathy with the transformer. Dennis AE6C On Wed, Apr 14, 2010 at 3:49 PM, Garey Barrell wrote: > Probably a bad solder joint on the filter cap. > > 73, Garey - K4OAH > Glen Allen, VA >

[Drakelist] L-7 amp soft start?

Anyone know where to find a soft start for the L-7? Jeff at Harbach told me his L-4B soft start does not work on the L-7, and his universal soft start does not work on either the L-7 or the L-4B. 73, Bill NZ5N ___ Drakelist mailing list Drake

Re: [Drakelist] R4B &T4XB Tuning up

Fred - This only occurs when transceiving with receiver control, and is a result of the loading of the cable used for the INJ connection. The lower the capacitance of this cable, the less variation in peaking the Preselector. The effect can also be minimized by doing the INJ alignment with

Re: [Drakelist] R4B &T4XB Tuning up

I use the spot position on the Transmitter and tune for max on the receiver s meter. Preselectors first and main tuning knob on Transmitter second. Plate next and load control at 3.5 for 80 meters and 4.5 on 40 meters and higher freq. I noticed that I get an additional 20 to 30 watts output