![Audio Cassette Speed Calibration Test Tape - Free Shipping Worldwide - Test Tapes - Audio Cassettes - Duplication.ca Audio Cassette Speed Calibration Test Tape - Free Shipping Worldwide - Test Tapes - Audio Cassettes - Duplication.ca](https://www.duplication.ca/images/D/testtape-speed_800.jpg)
Audio Cassette Speed Calibration Test Tape - Free Shipping Worldwide - Test Tapes - Audio Cassettes - Duplication.ca
![Magnetic Reference Lab 251-673-481-101 1/4" 4-Frequency Calibration Alignment Tape At 30"/s (1 KHz, 10 KHz, 16 KHz, 100 Hz - 250 NWb/m) | Full Compass Systems Magnetic Reference Lab 251-673-481-101 1/4" 4-Frequency Calibration Alignment Tape At 30"/s (1 KHz, 10 KHz, 16 KHz, 100 Hz - 250 NWb/m) | Full Compass Systems](https://www.fullcompass.com/common/products/lgr/416684.jpg)
Magnetic Reference Lab 251-673-481-101 1/4" 4-Frequency Calibration Alignment Tape At 30"/s (1 KHz, 10 KHz, 16 KHz, 100 Hz - 250 NWb/m) | Full Compass Systems
![Multifrequency Calibration Tape, ¼″, 15 ips (38.1 cm/s), 320 nWb/m, IEC 1 (CCIR), 12 min, Item no. 76403 Multifrequency Calibration Tape, ¼″, 15 ips (38.1 cm/s), 320 nWb/m, IEC 1 (CCIR), 12 min, Item no. 76403](https://www.test-tape.com/wp-content/uploads/2020/02/76403_800x.jpg)