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Estimated price (community-sourced)
Around — community and catalog average, updates slowly
The Ampex MR-70 is a professional-grade analog tape recorder that was produced in limited quantities, with estimates suggesting fewer than 80 units were built. It is renowned for its high-quality audio reproduction and is often considered alongside other legendary tape recorders like the Telefunken M10 and Studer C37. The MR-70 supports multiple tape speeds, including 7.5 and 15 inches per second (ips), and offers various equalization options such as NAB, CCIR, and AME. It features Nuvistor electronics and is compatible with standard 1/4-inch tapes.
Analog signal output specifications
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
Components that show up alongside the MR70 in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.
The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The B77's signal-to-noise is 67 dB against the MR70's 65 dB, its weight 17 kg (37 lbs) against 59.87 kg (132 lbs), its width 452 mm against 482.6 mm, and its height 414 mm against 304.8 mm.
Both turn up in the same documented systems.
The C270's weight is 23 kg (51 lbs) against the MR70's 59.87 kg (132 lbs), its width 482 mm against 482.6 mm, and its height 443 mm against 304.8 mm. Both share signal-to-noise (65 dB).
The TC-765's signal-to-noise is 61 dB against the MR70's 65 dB, its output impedance 8Ω against 150Ω, its weight 26.6 kg (59 lbs) against 59.87 kg (132 lbs), and its width 521 mm against 482.6 mm.
The PR99II's signal-to-noise is 63 dB against the MR70's 65 dB, its weight 18.5 kg (41 lbs) against 59.87 kg (132 lbs), its width 483 mm against 482.6 mm, and its height 399 mm against 304.8 mm.
AG440
Otari MX5050 B2III
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