Rotel RD-25F specifications

Category : Cassette decks

Brand : Rotel

General

connectors

Tech nical data

special features

• manufacturer: Rotel
• back to Rotel cassette decks
• model: RD-25F
• year of construction: 1977 - 1979
• Made in Japan
• color: silver or black
• power consumption: 15W
• dimensions (WxHxD): 430 x 145 x 270mm
• weight: 6.4 kg
• original price: 340,- $ 1979

• inputs:
• microphone: 300µV 10kOhm
  • Tape in RCA: 25mV 50kOhm
  • Tape in DIN: 1.8 mV 27kOhm
• outputs:
  • Tape out: 410mV of 1.0 kOhm
  • headphone: n. a.

• Tape in RCA: 25mV 50kOhm
• Tape in DIN: 1.8 mV 27kOhm

• Tape out: 410mV of 1.0 kOhm
• headphone: n. a.

• heads:
  • recording/playback: Super-Hard Permalloy type
  • erase head: ferrite type
• Motor: electronically controlled DC motor
• flutter: 0.2% of DIN, the order of 0.06% Wrms
• tape type: Normal, chrome, FeCr
• distortion with 0dB=580mV at 400Hz (Cr): <1,5%
• frequency response gain -20dB:
  • Normal LH: 30Hz - 14kHz +/-3dB
  • chrome: 30Hz - 15kHz, +/-3dB
  • FeChrom: 30Hz - 16kHz +/-3dB
• Signal-to-noise ratio: WTD 0dB=580mV chrome:
  • Dolby NR: >63dB
  • Dolby off: >54dB
• rewind Time C-60: 90s
• band places switching Bias/EQ:
  • Normal: 100% 120µs
  • chrome: 110% 70µs
  • FeCr: 150% 70µs
• Bias-adjustment range: +/-15%
• Dolby: no switchable

• recording/playback: Super-Hard Permalloy type
• erase head: ferrite type

• Normal LH: 30Hz - 14kHz +/-3dB
• chrome: 30Hz - 15kHz, +/-3dB
• FeChrom: 30Hz - 16kHz +/-3dB

• Dolby NR: >63dB
• Dolby off: >54dB

• Normal: 100% 120µs
• chrome: 110% 70µs
• FeCr: 150% 70µs

• manual for Rotel RD-25F
• Homepage Rotel

Comment:

Comment box:

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