ANALOG TAPES — 1/4" 7.5 IPS NAB MRL 80 nwb Four Frequency Extended Calibration Tape: 1k Hz, 10 kHz, 16 kHz & 100 Hz
1/4" 15 IPS MRL Two Frequency Reproducer Calibration Tape 355 nWb/m | eBay
Audio Cassette Speed Calibration Test Tape - Free Shipping Worldwide - Test Tapes - Audio Cassettes - Duplication.ca
GennLab Pioneer Calibration Cassettes
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″, 3.75 ips (9.52 cm/s), 320 nWb/m, IEC 1 (CCIR) & IEC 2 (NAB), 9:30 min, Item no. 76480
Calibration Test Tapes
Elcaset Alignment Test Tape
ANALOG TAPES — 2" 15 IPS (IEC) & 30 IPS (AES) MRL Two-Speed 250 nwb 5 Frequency Custom Calibration Tape
Audio Cassette Level Calibration Test Tape - Test Tapes - Audio Cassettes - Duplication.ca
My Test Tapes
MRL Test Tape | 1/4 inch | 15 in/s - IEC (IEC1) | 0 dB | 250 nWb/m ("+ – ReeltoReelhaven.com
Marantz Calibration Tape | Stereo2Go forums
Calibration tapes – naks.es
BASF reference tape calibration tape 19cm/s 1/4 inch | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
GennLab 3-3/4 in/sec (9.525 cm/s) 1/4" ELCASET replacement tape
Full Track 1/4" Reel to Reel Alignment Test Tape
Oddity Archive: Episode 132.5 – Ben's Junk: (New) Speed Calibration Cassette - YouTube
BASF reference tape calibration tape stereo 38 cm/s 1/4 inch unused | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
Azimuth Test Tape 6300Hz using original BASF chrome calibration tape - Retro Style Media
