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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