IN TRADE Professional Studio Test Cassette Tape Set 120us

315 Hz Reference, 50 Hz, 100 Hz, 400 Hz, 1 kHz, 4 kHz, 10 kHz, 15 kHz recorded on new TDK or MAXELL 16u tape 20 kHz recorded on new TDK, AMPEX or TEAC Chrome tape

Each Tape is a Fuul-track Master tape (not a copy). It is recorded OFF SHELL using an OTARI 0.15" (3.81mm) Reel-to-Reel MX-5050BIII-F-P4 Production full-track tape recorder and professional test equipment

Reproduction (Playback) Head is a 4-track 4-channel head to measure Level unevenness @ 400 Hz ACROSS the tape before recording. Tapes with difference in Level more than 0.2 dB discarded

Reproduction Equalization calibrated using Constant Magnetic Field Transducer

Standard: IEC (Prague) 1981

Time Constant: 3180us + 120us

Service Pack Included:

1. Dolby Level 400Hz 200nWbm x1
2. DIN Level 315 Hz 250 nWb/m x1
3. Tascam +1dB Level x 1
4. Tascam -3 dB Level x1
5. Tascam Level 1 kHz 160 nWb/m x1
6. 3 kHz Speed 15/15" 2.38 cm/sec x1
7. 3 kHz Speed 1-7/8" 4.76 cm/sec x1
8. 3 kHz Speed 3-3/4" 9.53 cm/sec x1
9. Azimuth 10 kHz x1
10. Azimuth 15 kHz x1
11. Frequency Response 50 Hz x1
12. Frequency Response 100 Hz x1
13. Frequency Response 315 Hz x1
14. Frequency Response 400 Hz x1
15. Frequency Response 1 kHz x1
16. Frequency Response 4 kHz x1
17. Frequency Response 10 kHz x1
18. Frequency Response 15 kHz x1
19. Frequency Response 20 kHz x1

Operator 1 Pack included:

1. Tascam -3dB Level x 1
2. 3 kHz Speed 15/15" 2.38 cm/sec x1
3. Azimuth 10 kHz x1

Operator 2 Pack included:

1. Tascam +1dB Level x 1
2. 3 kHz Speed 1-7/8" 4.76 cm/sec x1
3. Azimuth 15 kHz x1

Operator 3 Pack included:

1. Tascam +1dB Level x 1
2. 3 kHz Speed 3-3/4" 9.53 cm/sec x1
3. Azimuth 15 kHz x1

28 Cassettes

You may order custom Cassette combination and different Level, Frequency and Equalization to meet different Standards

P.S. Good luck and please only bid if you are serious and going to pay in full within 3 working days

studio audio repair recording deck