Description
The tape was manufactured according to OTARI specifications and is used to adjust the gain and frequency response of the playback amplifier and to adjust the playback head gap (azimuth) of OTARI tape recorders.
Product specifications:
Tape speed:
38.1 cm/s (15 ips)
Bandwidth:
6.3 mm
Track width:
Full-track
Equalization:
IEC 2 (NAB), 50 + 3180 µs
Reference level:
250 nWb/m ± 3% (DIN)
Azimuth position:
90° ± 1′
Signals, Flux level (relative to the reference value) and duration:
1 kHz at 0 dB, 1:00 min.
16 kHz at 0 dB, 1:00 min.
5 kHz at 0 dB, 1:00 min.
100 Hz at 0 dB, 1:00 min.
10 kHz at 0 dB, 1:00 min.
Frequency response:
± 1 %
Level deviations:
≤ 10 kHz ± 0.05 dB
≥ 12.5 kHz ± 0.1 dB
Duration:
approx. 5:30 min.
Reel size:
18 cm
General information:
Leader tape and trailer tape. Length 2 m (7 ft approx.) each. The signal starts approx. 5 seconds after the end of the leader tape.
