Stereo Passive Controller RHC-10

A stereo passive preamplifier in Rotel's 'Michi' High-End Series of Hi-Fi separates. This device is designed to select input sources and adjust the output level to a power amplifier, no equalization or amplification is performed. With five sets of high level input sockets which can accomodate components such as CD players, DATs, tape decks and tuners. A phono equalizer is required for connection to a turntable, ideally the matching Rotel RHQ-10 Stereo Phono Equalizer, or similar. Two sets of sockets provide output to a Tape Deck (Record Out) and to a power amplifier (Main Out), the matching Rotel RHB-10 Power Amplifier or another power amplifier. 

With rotary switches for Rec. Out Selector (1 to 4, Off) and Input Selector (1 to 5) and an Attenuator rotary control, the front section controls the right channel output volume to the power amplifier, the rear section the left channel output volume.

Input (1-5) Impedance ....................: 10kΩ
Main Out Impedance ......................: Source Impedance
Crosstalk (20Hz-20kHz) ..................: 80dB
Channel Separation (20Hz-20kHz) .: 75dB
Inputs .............................................: 5 unbalanced
Outputs (Rec. Out and Main Out) ..: 2 unbalanced

In questo link sono elencati 340 modelli, di cui 329 con immagini e 32 con schemi.
Elenco delle radio e altri apparecchi della Roland Electronics Co. Ltd., Rotel; Tokyo