![Crowdfund for "Audio Cassette Speed Calibration" Tape - Essential for Walkman Enthusiasts : r/walkman Crowdfund for "Audio Cassette Speed Calibration" Tape - Essential for Walkman Enthusiasts : r/walkman](https://preview.redd.it/crowdfund-for-audio-cassette-speed-calibration-tape-v0-dyyr39tr2ezb1.png?auto=webp&s=d12dfd0002fb0a3ab06e52904d98c4d2f8f6421d)
Crowdfund for "Audio Cassette Speed Calibration" Tape - Essential for Walkman Enthusiasts : r/walkman
![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. 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.](https://tapeop.com/_m/photologue/photos/cache/MRL%20Tape_display_horizontal.jpg)
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.
![Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service" Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service"](https://i.ebayimg.com/images/g/N~EAAOSwFlNj9Btq/s-l1600.jpg)
Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service"
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74x15mm metal horizontal bubble universal high precision bubble level round bubble level ruler calibration tape installation 10 ′ / 2mm (green) - Amazon.com
Open Reel To Reel - Magnetic Reference Labs Calibration Tape Brand NEW Calibration Tape recorded by MRL, which contain all the tones you need to set up reproduce equalization ("EQ") head alignment
![ANALOG TAPES — 2" 15 IPS MRL Four Frequency NAB Custom Calibration Tape: 1 kHz, 10 kHz, 16 kHz, and 100 Hz. ANALOG TAPES — 2" 15 IPS MRL Four Frequency NAB Custom Calibration Tape: 1 kHz, 10 kHz, 16 kHz, and 100 Hz.](https://assets.bigcartel.com/product_images/270977162/MRL+Calibration+Tape+Nwb+Chart.png?auto=format&fit=max&h=1000&w=1000)
ANALOG TAPES — 2" 15 IPS MRL Four Frequency NAB Custom Calibration Tape: 1 kHz, 10 kHz, 16 kHz, and 100 Hz.
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Multifrequency Calibration Tape, ¼″, 3.75 ips (9.52 cm/s), 250 nWb/m, IEC 1 (CCIR) & IEC 2 (NAB), 9:30 min., Item no. 76479
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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
![How to make a 440 Hz Speed Adjustment Test Cassette Tape - fix your deck, walkman, boombox - YouTube How to make a 440 Hz Speed Adjustment Test Cassette Tape - fix your deck, walkman, boombox - YouTube](https://i.ytimg.com/vi/rUwerhvjuDU/maxresdefault.jpg)
How to make a 440 Hz Speed Adjustment Test Cassette Tape - fix your deck, walkman, boombox - YouTube
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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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Magnetic Reference Lab 51L214 2" Multifrequency Calibration Alignment Tape For Open Reel Applications (30"/s, 250 NWb/M) | Full Compass Systems
![idk which test tape is right, would be any compatible with 3000hz such as my Sony TC-KE 400 S?. i wanna adjust the correct speed. : r/cassetteculture idk which test tape is right, would be any compatible with 3000hz such as my Sony TC-KE 400 S?. i wanna adjust the correct speed. : r/cassetteculture](https://i.redd.it/st9mvbt2nb6c1.jpg)
idk which test tape is right, would be any compatible with 3000hz such as my Sony TC-KE 400 S?. i wanna adjust the correct speed. : r/cassetteculture
![Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service" Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service"](https://i.ebayimg.com/images/g/abQAAOSwgOJj9Bjh/s-l1600.jpg)
Audio Cassette Calibration Tape: W&F WS-48B, P-4-L300, P-4-A100, FREE S/H (USA) - La Paz County Sheriff's Office "Dedicated to Service"
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BASF reference tape calibration tape 38 cm/s 1/4 inch | Open Reels | Tape Material | Recording Separates | Audio Devices | Spring Air
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