1. Reel-to-reel Tape Recorders Vintage Audio Video For Sale
  2. sku: 7186431647576603
  3. MRL 21J205

MRL 21J205 Magnetic Lab Calibration Tape Nab 1/4 15IPS 250 Nwb/m

21j205 Mrl Magnetic Reference Lab Calibration Tape #21j205 1/4 Inch 15ips Nab 250 Nwb/m

( Brand: Mrl ), ( Manufacturer Part Number: 21J205 ), ( Type: Calibration Tape ), ( Tape Speed: 380 Mm/s 15 In/s ), ( Unit Quantity: Un-known ), ( Country Of Origin: United States )

Review MRL Magnetic Reference Lab Calibration Tape #21j205 1/4 Inch Nab 250 Nwb/m

MRl 21J205 Magnetic Lab Calibration Tape - Precision and Reliability in One Package

The MRl 21J205 Magnetic Lab Calibration Tape is a remarkable tool designed for precision measurements in various scientific and laboratory settings. This tape, with a width of 1/4 inch and a recording speed of 15 inches per second (ips), offers a unique blend of efficiency and accuracy.

Crafted with high-quality NAB 250 nano-coated magnetic particles, this tape ensures superior recording and playback quality. The NAB 250 coating not only enhances the magnetic response but also provides excellent durability, ensuring the tape withstands the rigors of repeated use in a lab environment.

The tape is designed to be non-winding (NWB/M), eliminating the need for a take-up reel during use. This feature makes it ideal for applications where a continuous recording is required, such as calibration curves or data logging.

With a magnetic field strength of 1500 gauss, the MRl 21J205 provides exceptional sensitivity and is capable of recording even the most delicate magnetic signals. The tape is also highly responsive to changes in magnetic fields, making it an essential tool for various magnetic measurements and calibrations.

In conclusion, the MRl 21J205 Magnetic Lab Calibration Tape offers a perfect balance of durability, accuracy, and ease of use. Whether you're a researcher, an engineer, or a technician, this tape is an indispensable tool for your lab, providing reliable and precise results in a variety of magnetic measurement applications.

Product: MRl 21J205 Magnetic Lab Calibration Tape (1/4 inch, 15ips, NAB 250 NWB/m)

Pros:

1. High-quality magnetic tape designed for lab calibration purposes, ensuring accurate and reliable measurements.

2. NAB (National Association of Broadcasters) standard compliant, making it suitable for professional audio applications.

3. Offers a wide frequency response, making it suitable for a variety of audio applications.

4. The tape is 250 nWb/m in sensitivity, which is a common standard in the industry.

5. The 1/4 inch (0.25 inches) width of the tape allows for efficient use of space in recording equipment.

6. The 15ips (inches per second) speed is a standard speed for many audio recording applications.

Cons:

1. More expensive than consumer-grade audio tapes due to its high-quality and specifications.

2. Requires specialized equipment and expertise to use effectively, which may not be available to some users.

3. The tape is designed for lab calibration purposes and may not be suitable for general audio recording or playback.

4. Limited availability in some regions due to its specialized nature.

Conclusion:

The MRl 21J205 Magnetic Lab Calibration Tape is a high-quality, professional-grade audio tape designed for lab calibration purposes. Its NAB standard compliance, wide frequency response, and specifications make it suitable for professional audio applications. However, its high cost, specialized requirements, and limited availability may make it unsuitable for some users. If you require a tape for lab calibration or professional audio applications and can afford the cost, this tape is a good choice. If you are looking for a general-purpose audio tape, you may want to consider other options.

Details:

Magnetic Reference Lab MRL Calibration Tape #21J205 1/4 15IPS NAB 250 nWb/m.

part #: 21j205 prices

  • $155.00-$185.00

specifications reeltapevintagego:

  • brand: Mrl
  • mpn: 21j205
  • type: Calibration Tape
  • tape speed: 380 Mm/s 15 In/s
  • unit quantity: Un-known
  • country of origin: United States

seller reeltapevintagego:

  • city: Pomona, California
  • rating: 100.0%
  • # reviews: 3840

offer reeltapevintagego:

  • sold: 0
  • started: December 25, 2025
  • quantity: 1
  • availability: In Stock
  • options: Ship-to-home

shipping reeltapevintagego:

  • class: Standard
  • cost: $11.00
  • type: Calculated
  • service: USPS Ground Advantage
  • carrier: USPS
  • transit: 7-14 Days

returns reeltapevintagego:

  • policy: Returns Accepted
  • method: Money back
  • paid by: Buyer
  • time: 30 Days

payments reeltapevintagego:

  • wallet: Google-pay
  • other
  • credit card: Visa

general reeltapevintagego:

  • condition: Used
  • Vintage Electronics > Vintage Audio Video > Reel-to-Reel Tape Recorders
type: calibration tape, tape speed: 380 mm/s 15 in/s, unit quantity: un-known, country of origin: united states,
category: electronics > vintage electronics > vintage audio video > reel-to-reel tape recorders, sku: 7186431647576603,
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  • (50.3% similar) Please, contact me first to resolve the problem or misunderstanding. I am not difficult to work with. Looking at tape thru side window of reel it looks nice with no oxidation. I took a close up pic of the end splice to help you determine if it was made at factory. I carefully unwound 5' of tape and ...(June 26th, 2018)
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5 offers $155.00–$185.00 USD
  • New. Offer #1 priced at $155.00 + $22.97 shipping estimate = $177.97* total. The four frequencies of the tape are 1kHz, 10kHz, 16kHz and 50Hz. The tape is 1/4" on a 7" plastic reel.+$22.97 shipping
  • New. Offer #2 priced at $185.00 + $22.87 shipping estimate = $207.87* total. The Equalization is IEC (IEC1).+$22.87 shipping
  • New. Offer #3 priced at $185.00 + $22.96 shipping estimate = $207.96* total. The Equalization is NAB (IEC2).+$22.96 shipping
  • New. Offer #4 priced at $169.00 + $8.62 shipping estimate = $177.62* total. +$8.62 shipping
  • New. Offer #5 priced at $155.00 + $24.55 shipping estimate = $179.55* total. +$24.55 shipping

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