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Sound Rating: 5 / 10 # Owners: 1
Relaibility Rating: 5 / 10 Views: 156

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Technical Details

Brand: Lafayette

Model:RK-870

Category:

Application:Consumer

Country of Manufacture:USA

Release dates:1969 - 1972

Original Price: $$119.9

Tracks:1/4 Rec/PB+1/2PB

Speeds: 7 1/2, 3 3/4, 1 7/8

Max Reel Size("): 7

Number of heads: 3

Head Composition: Permalloy

Head Configuration: Stereo

# Motors:

Voltage(s): 110-120v

Frequency Response:(all 3 dB): 7½ ips: 40Hz -18kHz

Wow and Flutter:(less than) 0.2% at 7½

Signal-to-Noise Ratio:better than 50dB

Sound quality rating:5 / 10

Long-term reliability rating: 5 / 10

Additional Details

Description

The RK870 was a quarter-track stereo tape deck with separate record and playback heads, auto equalisation on three speeds and an aluminium die-cast transport chassis with a single 4-pole induction motor.
Other features included silicon modular solid-state record/playback preamplifiers, sound-with-sound and sound-on-sound recording, inching, vertical or horizontal operation, single “spill-proof” tape function selector knob, 3-digit tape counter and rear panel input and outputs.
Price when new was$119.95 in the US and £74 7s in the UK.
The accompanying vintage test report on the Get Reel Contemporary Classics CD gives a more detailed description of this equipment.

Additional Info

Overall distortion: less than 1.5% at 0 VU / Crosstalk: better than 60dB / Equalisation: NAB standard / Bias frequency: 105kHz / Inputs: microphone: 0.15mV for 0VU, 600 ohms, auxiliary: (low) 100mV 150Kohms, (high) 500mV 700Kohms / Outputs: external amp: 1V to 2.5V (variable) stereo headphones, extension speakers(8 ohms) / Dimensions: 12½ x 11¾ . x 6″ (317 x 298 x 152mm) / Weight: 18 lbs  (8.2 kg) / : / quarter-track stereo

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