Description
The tape was manufactured according to TEAC specifications and is used to adjust the gain and frequency response of the playback amplifier and to adjust the playback head gap (azimuth) of TEAC tape recorders.
Parameters:
Tape speed:
19.05 cm/s (7.5 ips)
Track width:
Full track
Azimuth position:
(90° ± 1′)
Signals, Flux level (relative to the reference value) and duration:
400 Hz at 0 dB, 2:00 min.
16 kHz at -10 dB, 2:00 min.
400 Hz at -10 dB, 2:00 min.
10 kHz at -10 dB, 2:00 min.
Reference value magnetic flux:
185 nWb/m (DIN)
Equalization:
IEC 2 (NAB)
Duration:
approx. 8 min.