http://www.skirrow.org/Boatanchors/TechTalk2.pdf 73, Barry - N4BUQ >I have obtained some NOS 1mA FS meters in the correct form factor for the > 390 panel meters. What do I have to do to use them in my meterless > Collins-built 390A? I've heard it's not as simple as just installing them > and tweaking a couple pots... > > TIA es 73 de KA9EGW