





Yamaha CR-840 // Vintage / Solid-State Receiver
The Yamaha CR-840 is peak late-'70s hi-fi cool, with just enough power, warmth, and silver-faced swagger to make modern receivers look like sad little plastic toys. Released in 1979, this 60-watt-per-channel beauty was part of Yamaha’s legendary Natural Sound lineup, designed to give audiophiles that clean, uncolored, and effortlessly smooth Yamaha house sound.
And let’s be real—if you see one of these in someone’s setup, you know they get it.
S/N: 120841
- Cleaned control contacts
- Burnished speaker relay contacts
- Soldered weak connections on main board
- Adjusted DC offset
- Verified AM and FM operation
- Tested all controls
- Verified all lamps
- Verified phono input (For moving magnet cartridges)
- Tested power and distortion with 1 kHz signal
- Right channel 61.0 watts RMS into 8 ohms @ 0.005% THD+N
- Left channel 62.1 watts RMS into 8 ohms @ 0.008 % THD+N
Tuning range: FM, MW
Power output: 60 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.01%
Damping factor: 40
Input sensitivity: 2.5mV (MM), 120mV (line)
Signal to noise ratio: 94dB (MM), 100dB (line)
Output: 120mV (line)
Speaker load impedance: 4Ω to 16Ω
Semiconductors: 47 x transistors, 9 x IC, 1 x FET, 14 x diodes, 3 x zener diodes, 7 x LED
Dimensions: 21 x 15.2 x 6.6 inches
Weight: 30lbs
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The Yamaha CR-840 is peak late-'70s hi-fi cool, with just enough power, warmth, and silver-faced swagger to make modern receivers look like sad little plastic toys. Released in 1979, this 60-watt-per-channel beauty was part of Yamaha’s legendary Natural Sound lineup, designed to give audiophiles that clean, uncolored, and effortlessly smooth Yamaha house sound.
And let’s be real—if you see one of these in someone’s setup, you know they get it.
S/N: 120841
- Cleaned control contacts
- Burnished speaker relay contacts
- Soldered weak connections on main board
- Adjusted DC offset
- Verified AM and FM operation
- Tested all controls
- Verified all lamps
- Verified phono input (For moving magnet cartridges)
- Tested power and distortion with 1 kHz signal
- Right channel 61.0 watts RMS into 8 ohms @ 0.005% THD+N
- Left channel 62.1 watts RMS into 8 ohms @ 0.008 % THD+N
Tuning range: FM, MW
Power output: 60 watts per channel into 8Ω (stereo)
Frequency response: 20Hz to 20kHz
Total harmonic distortion: 0.01%
Damping factor: 40
Input sensitivity: 2.5mV (MM), 120mV (line)
Signal to noise ratio: 94dB (MM), 100dB (line)
Output: 120mV (line)
Speaker load impedance: 4Ω to 16Ω
Semiconductors: 47 x transistors, 9 x IC, 1 x FET, 14 x diodes, 3 x zener diodes, 7 x LED
Dimensions: 21 x 15.2 x 6.6 inches
Weight: 30lbs























