807's vs 6146's as Modulator Tubes?

Bry Carling bcarling at CFL.RR.COM
Sat Sep 8 08:32:19 EDT 2007


You need to look at what impedance the mod transformer is 
designed to handle.
I think your best bet is to stay with the 807s if that is what 
it was designed to use. There is nothing to be gained by 
going to 6146es.

> Will I notice any difference if I run a pair of 807's
> OR a pair of 6146W's as the modulator tubes modulating
> a pair of 6146W's in my Knight T-150A?
> 
> The modulator design is currently similar to that used
> with the Viking and Valiant and other rigs of that era.
> 
> I'd prefer to use the same tubes in the modulator and
> rig for the simplicity of keeping one type of power tube
> in my backup drawer.
> 
> If the 6146W's are an acceptable choice then I will have
> a solid pair of 807's and the matching sockets available
> to swap for a pair of 6146W's and sockets (I will add a
> little cash or a BA accessory to my half of that swap).
> 
> -- 
> 
> Thanks! & 73, doc, KD4E
> Personal: http://bibleseven.com/kd4e.html
> 
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