Re: [AMRadio] Safe Metering for Blind Operators

2005-01-03 Thread DOXEMF
Hello, The Johnson Viking II also uses negative return shunts for both the final and the modulator current takeoff point. A word of warning tho. If the ground or B minus side of the shunt lifts in this type of connection the meter will most likely be pulled up to the B+ voltage relative to chass

Re: [AMRadio] Safe Metering for Blind Operators

2005-01-03 Thread Edward B Richards
Hi Mike; I have a Heathkit DX-100B. The plate meter is across a .1 ohm resistor from the center tap of the HV transformer to ground. This should serve your needs. Good luck. 73, Ed Richards K6UUZ On Mon, 3 Jan 2005 12:43:25 -0600 "Mike Duke, K5XU" <[EMAIL PROTECTED]> writes: > K4KYV wrote: > >

[AMRadio] Safe Metering for Blind Operators

2005-01-03 Thread Mike Duke, K5XU
K4KYV wrote: "In my homebrew rigs with triode finals, I place the plate meters between the common point for grid leak/bias supply and PA filament, and ground. The Gates BC1-T does it the same way, with no HV on the meter." I've been reading the discussion of safe metering with great interest,