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Analogue Media Technologies Pty Ltd :: Miscellaneous :: Test Tapes :: Audio Cassette Speed Calibration Test Tape
London Vintage HiFi Market - Calibration Cassette Speed Playback Professional Test Tape 3000 Hz (3 kHz) frequency Type II Clear Chrome for Stereo Cassette Deck, Walkman, Answering Machine, Boombox, Cassette Player -
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Magnetic Reference Lab 21T404 1/4" Multifrequency Calibration Alignment Tape For Open Reel Applications (7.5"/s, 355 NWb/M) | Full Compass Systems
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Speed Calibration Test Tape Speed calibration test tape for cassette deck or walkman or boombox - 3000 Hz - FixYourAudio
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BASF reference tape calibration tape stereo 38 cm/s 1/4 inch unused | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
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BASF reference tape calibration tape 19cm/s 1/4 inch | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
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Analogue Media Technologies Pty Ltd :: Miscellaneous :: Test Tapes :: Audio Cassette Volume Calibration Tape
![Multifrequency Calibration Tape, ¼″, 3.75 ips (9.52 cm/s), 320 nWb/m, IEC 1 (CCIR) & IEC 2 (NAB), 9:30 min, Item no. 76480 Multifrequency Calibration Tape, ¼″, 3.75 ips (9.52 cm/s), 320 nWb/m, IEC 1 (CCIR) & IEC 2 (NAB), 9:30 min, Item no. 76480](https://www.test-tape.com/wp-content/uploads/2021/03/76480_800x.jpg)