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RECORDING THE MASTERS SM900 - 1/4 inch x 2500 feet on 10.5 inch Metal Reel

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Original price $ 139.99
Current price $ 96.00
SKU RTM-R34620

RMG SM 900 is a premium high output audio tape, back-coated studio and archive tape, designed for use in music studios for multi-track and mastering recording. The 900 formulation features uniform performance through even the highest frequencies.

Specifically designed for multi-track and mastering recording, the Studio Master 900 series offers high levels of uniformity up to the highest frequencies, as well as excellent DC noise and winding, even at high speeds.


  • Widths: 1/4″, 1/2″, 1″, 2″
  • Backcoated
  • Multitrack formats
  • Mastering-grade quality
  • Low print-through
  • Excellent signal-to-noise ratio
  • Wide dynamic range



Part Number


Reel Type or Pancake

Metal Reel

Hub Type


Box Type


Tape Width (in, mm)

.25 / 6.3

Tape Length (ft, mm)

2,500 / 762

Reel Diameter (in, mm)