Narrow-bandwidth Television Association

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Test pattern CD


A test pattern CD is now available to club members for 5.00. This disk is based on Peter Smith's pattern generator and provides an instant source of stable NBTV signals. Tracks included are :


Pulse and Bar   Checkerboard   Grey Scale
Track 1
30 lines
Pulse and bar
  Track 2
30 lines
Checkerboard
  Track 3
30 lines
Grey scale

Pulse and Bar   Checkerboard   Grey Scale
Track 4
32 lines
Pulse and bar
  Track 5
32 lines
Checkerboard
  Track 6
32 lines
Grey scale

Pulse and Bar   Checkerboard   Grey Scale
Track 7
32 lines
missing pulse
Pulse and bar
  Track 8
32 lines
missing pulse
Checkerboard
  Track 9
32 lines
missing pulse
Grey scale


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