marantz 1090
marantz 1090
marantz 1090 inside
marantz 1090 output transistors
marantz 1090 switch contactors
marantz 1090 swich and volume pot
marantz 1090 trafo
rear side of marantz 1090
specifitations:
| POWER
AMPLIFIER |
|
PREAMPLIFIER |
|
| Power
output: |
2 X 45 Watts RMS at 8W, 20Hz -
20KHz |
Phono section |
|
| Intermodulation distortion: |
0.1% |
Dynamic range: |
96dB |
| Total harmonic
distortion: |
0.1% |
Equivalent Noise input: |
1.5mV |
| Frequency
response: |
20Hz to 20 KHz at +/-
2dB |
Frequency response: |
20Hz to 60KHz at
+/- 1.25dB |
| Power
bandwidth: |
20Hz - 20KHz IHF, both channels
driven |
Sensitivity: |
1.8mV |
| Basic Amplifier input sensitivity and impendance: |
1.5V - 30 KW |
High level input sens.: |
180mV |
| Damping
factor: |
45 into 8W |
Signal to noise: |
88dB |
| GENERAL |
|
|
|
| Width/Height/Depth: |
16-3/8"/5-3/4"/11-7/8" |
|
|
| Weight: |
20.9 lbs |
|
|
Power Transistor for
marantz 1090 are:
2SD588 /
2SB618
The
original transistors 2SD588 / 2SB618 has
characteristics Vcbo=150V, Vebo=5V, Ic=7A, Pc=80W
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