Monday, March 12, 2007

More noise source work

DC Block and RF Choke from the noise tube to its SMA connector, as well as amplifier power.


The Red meter should show about 120 Volts from batteries for our high (Plate) voltage.
The Green meter will show the heater current. This is important to not burn out the tube and will be controlled by a Rheostat.
The Analog meter will show the Plate current.

Common Mode and Differential mode suppression ferrites for the amplifier. This will help conserve its supply noise rejection. The single wire beads are for the Common mode, and the dual bead is for the Differential mode.

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