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Marantz Model 1040
¥ 51,900 (around 1974)
Commentary
A pre-main amplifier that uses the Malantz traditional inverting darlington circuit.
The tone control section has a mid-control that allows you to adjust the high, middle, and low ranges.
Equipped with output transistor protection function by PEP circuit.
A walnut cabinet and an adapter for rack mounting were sold separately as options.
Model Rating
| Type | Pre-main amplifier |
| Rated output | 25W + 25W (8 Ω, 20 Hz to 20 kHz, both channel drive) |
| Frequency characteristic | 20 Hz to 20 kHz ± 1 dB |
| Total harmonic distortion factor | 0.3% or Less (20 Hz to 20 kHz) |
| Cross modulation distortion factor | 0.3% or Less (20 Hz to 20 kHz) |
| Damping factor | 40 or More (8 Ω Load) |
| Gain | Phono - Preout:54dB Phono - Recout:37dB Highlevel - Preout:17dB |
| Input impedance | Phono, Mic : 47k Ω High level : 100k Ω |
| Input sensitivity | Phono:2.1mV Aux:150mV |
| Phono input equivalent noise | 1.5 μ V or Less (Input Conversion Value) |
| Filter | High:10kHz |
| Power supply voltage | 100 VAC, 50Hz/60Hz |
| Power consumption | 125W |
| External dimensions | Width 360x Height 120x Depth 280 mm |
| Weight | 7.5kg |
| Sold Separately | Walnut Cabinet WC-20 (¥ 5,900) Rack Mount Adapter RA-10 (¥ 4,900) |