[Amps] GS-35B Efficiency Varies with frequency?

[Paul Baldock]

At 12:02 AM 12/25/2012, Jim Thomson wrote:
>The input impedance of a single GS35B is much lower then that of 
>pair of 3-500Z 73 Peter, DJ7WW ##  agreed.  A pair of 3-500z is aprx 
>60-65 ohms..and I think the GS35B is like aprx 25-37 ohms.

My GS-35B (sample of one) is 68Ohms

- Paul