GennLab 1 kHz Track Alignment Cassette 87B

Description

1 kHz Track Alignment Cassette 87B
GennLab 1 kHz Track Alignment Cassette
Version 87B
The Cassette is recorded for the Playback Head Height calibration of Nakamichi cassette decks.
Adjust Playback Head Height Gear to obtain the MINIMUM reading of the Output Signal for both channels.
Please note. This new Cassette can now be used to adjust all other brands of cassette tape deck equipped with adjustable Tape Guides NOT permanently attached to the head.
The Tape is recorded
on new TDK 18u tape
OFF SHELL using the OTARI 0.15" (3.81 mm) Reel-to-Reel MX-5050BIII-1-P2/1 Production tape recorder and professional test equipment.
This tape recorder, is equipped with the Focused-Field Narrow Track Instrumental Record Heads and has precisely machined Tape Guides. This provides an extremely stable Track position on the tape.
The 1 kHz Track is recorded at the END of tape starting at the last 5 minutes.
The 87B version
of the Tape is equivalent to Nakamichi DA09087B Test Tapes.
It can be used to calibrate Nakamichi decks equipped with Playback Head with wide gap between channels: CR Series (CR-3, CR-4, CR-7), BX-300, Dragon etc.
FYI, The Japanese ABEX stopped the production and sales of ALL test cassettes in October 2010