GENERIC Setup Calibration Kit for most 'other' tape machines | Nagravox
ANALOG TAPES — 1" 30 IPS MRL Four Frequency AES Calibration Tape
GennLab 1/4" Reel-to-Reel Tapes
ANALOG TAPES — 1/4" 15 IPS (NAB) & 30 IPS (AES) MRL Two-Speed 250 nWb/m Four Frequency Calibration 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 -
Azimuth Test Tape 6300Hz using original BASF chrome calibration tape - Retro Style Media
PDF] Choosing and Using MRL Calibration Tapes for Audio Tape Recorder Standardization | Semantic Scholar
BASF reference tape calibration tape 19cm/s 1/4 inch | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
Elcaset Alignment Test Tape
InnoCal NIST-Traceable Calibration; Tape Measure, 0 to 50 ft from Cole-Parmer United Kingdom
Azimuth Test Tape 6300Hz using original BASF chrome calibration tape - Retro Style Media
Calibrating Measuring Tapes
Jay McKnight: Behind the Gear with Magnetic Reference Laboratory | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.
Magnetic Reference Lab 21J105 1/4" Multifrequency Calibration Alignment Tape For Open Reel Applications (15"/s, 200 NWb/M) | Full Compass Systems