====== CW Filter Model 208A ======
{{208a.jpg?150|}}

===== Description =====
Audio filter centered at 750 Hz.  Selectable bandwidth of 450, 300, or 150 Hz. Also includes variable notch filter ranging from 200 Hz to 3.5 KHz with a depth to 50 dB or more.  For use with Argonaut Model [[515]].