SELL: SHURE 444 MIC WITH BUILT IN TONE PULSER!!!
 

Offering a nice Shure 444 mic with PTT switch and a built in tone pulser. The
pulser is used for tuning up your linear for best linearity and less stress on
the tubes. A single mini-toggle switch engages the pulser for tuning. Real
sweet!
$75.00 plus shipping. Please e-mail direct if interested. 73 Louie W1QJ