[Elecraft] K2 audio and searching archives

[Don Wilhelm]

  Ian,

Into the 4 ohm internal speaker, that 5.5 Vpp is 0.945 watts.  That is 
about what you can expect from the K2 audio amplifier.  Check the data 
sheet for the LM380N operated at 12 volts.

73,
Don W3FPR

On 12/19/2010 7:21 AM, Ian Liston-Smith wrote:

> Volume turned to max, S9 signal from signal generator on 7050 kHz gave about  5.5 V pp and S2-3 about 2.5-3V pp.
>