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Newsletter Vol.37 No.3
April 2012
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Page 2: Annual Convention April 14th Page 3: Simple NBTV Pattern Generator Page 4: Mirror Screw Line of Light Page 6: Experiment - Mirror Screw Disc Page 6: An even cheaper Loop Aerial Page 7: Audio Amps as Scancoil Drivers Page 8: Programma Material for NBTV Page 9: NBTV Retro - An NBTV Simulator Page 10: Mail-order Mechanical Television 1929 Page 12: Blue Skies Thinking Karen Orton's magnetic CRT monitor in action. Deflection circuitry described in this issue. |