JVC JR-S300 MK2

Data

General

• Manufacturer: JVC
• Model: JR-S 300 MK II
• Years of manufacture: 1978 - 1979
• Made in: Japan
• Color: Silver / Black
• Power consumption:
• Dimensions(WxHxD): 500 x 160 x 335 mm.
• Weight: 10.7 kg
• Original price approx.: 1'200 DM

Connections:

• Number of inputs:
  • Phono MM: 2.5 mV, 50 kOhm, max. 200 mV
  • AUX: 180 mV, 60 kOhm, max. 700 mV
  • Tape Play 1, 2: 180 mV, 60 kOhm, max. 700 mV
  • Tape 2 Play DIN:
  • Main In:
  • Antenna: 75 Ohm, 300 Ohm
• Number of outputs:
  • Tape Rec 1, 2: 180 mV, 60 kOhm
  • Tape 2 Rec DIN: 30 mV, 80 kOhm
  • Pre-Out: 1V / 600 Ohm, max. 3V

FM Det Out: 100 mV, 10 kOhm

• • Headphones: 8 - 16 Ohm
  • 2 speaker pairs

Technical Data

Amplifier

• Continuous power (at distortion)

8 Ohm: 2x 55 Watt 4 Ohm: 2x 65 Watt

• Dynamic power
  • 8 Ohm:
  • 4 Ohm:
• Total harmonic distortion: 0.2% at rated power
• Attenuation factor: 50 at 8 Ohm
• Frequency response: 10 - 50,000 Hz (+0 / -3dB)
• Signal-to-noise ratio:
  • Phono: 75 dB

AUX: 95 dB Tape: 95 dB

• Tone control with 5 sliders
• Equalizer center frequencies: 40 Hz, 250 Hz, 1 kHz, 5 kHz, 15 kHz
• Control range ± 12 dB (in 2 dB steps)
• Loudness: yes

Tuner

• Reception: FM/MW
• Frequencies: FM: 88 - 108 MHz
• MW: 535 - 1605 KHz
• Input sensitivity:
  • FM: 1.9µV

MW: 30µV

• Frequency response: 30-15,000 Hz (-3 dB)

Distortion factor: 0.2% (mono), 0.4% (stereo) Signal-to-noise ratio: 78 dB (mono), 65 dB (stereo)

• Channel separation: 45 dB at 1 kHz
• Selectivity: 80 dB at 400 kHz
• Co-wave selection: 1.2 dB
• Spurious wave selection: 60 dB
• Image frequency attenuation: 60 dB
• IF attenuation: 85 dB
• AM suppression: 50 dB

Special Features

• 2 VU meters
• 3-fold overload protection
• Equalizer
• FM muting
• Tuning aids: Field Strength and Ratio Mid Instrument

Comments

• Other models in the same series:
• JR-S 100 MK2
• JR-S 200 MK2
• JR-S 300 MK2
• JR-S 400 MK2
• JR-S 600 MK2

• Corresponding Cassette Deck
• KD-S 200 MK2

Pictures

• Extract from brochure: JVC JR-S 300 MK II