Amplifier two line Mk 4

Stereo integrated amplifier, line 2 x 75 W

Design * Construction

· full tube technique in the signal path
· pre amp / power amp discretely usable (operate intern/extern)
· volume regulation by processor controlled relays and fixed resistors
· volume adjustment with high resolution and wide range
· all functions relay-controlled (no capacitve influences by signal cabling)
· anode power amplification
· triode or pentode operation (switchable)

Front panel rotary step switches

· input	phono (-Amp), CD, 2 x tuner, 2 x line
· tape	tape on/off
· volume	120 x 0,7 dB-stepwise
· on	on/off

Front panel optical elements

· LED for operating display
· remote control receiver

Tubes * Transformers

· 6 x ECC88 - tubes
· 2 x EF184 - tubes
· 4 x KT-120 tubes,
· 1 x 400 VA power transformer
· 2 x 400 VA output transformers

Features

· 1 x main board
· 6 x switch modules
· 1 x power supply
· power cable (2 m)

Connections * Data

· inputs
· input impedance
· input sensivity
· outputs line
· outputs loudspeakers
· output power
· total harmonic distortion (THD)
· frequency response
· signal-to-noise-ratio
· supply voltage
· power input idle
· power input full duty
· Standby

phono (-preamp), CD, 2 x tuner, 2 x line
100 kOhm
1 V
preamp out, tape out
4/8 Ohm
2 x 75 W
< 0,3 %
10 - 40.000 Hz
> 80 dB (A)
90 - 250 VAC, 50 - 60 Hz
200 W
350 W
0,3 W

Connectors

· 20 x gold plated cinch sockets
· 6 x gold plated pole terminals
· 1 x AC power socket

Switchers

· toggle switch triode/pentode to select operating mode
· toggle switch operate int/ext for deviding pre amplification / power amplfication

Amplfier housing

· 10 mm aluminum front plate brushed and black or naturally anodized
· 10 mm brushed and black or naturally anodized aluminum chassis
· 2 x 10 mm aluminum transformer cover black or naturally anodized
· complete aluminum rotary knobs brushed and black or naturally anodized
· engraved front plate labeling

· dimensions:
· weight:

483 mm (W) x 380 (D) x 70/210 mm (H)
25 Kg

Options

· remote control
· extra loudspeaker impendances

Output transformer

· downward transformation for power adjustment of loudspeaker impedances
· primary and secundary coils for better coupling, multiple encapsulated
· separate secundary coils for best transmission characteristics
· best rectangle behaviour and wide frequency response
· standard version 4/8 Ohm

Remote control (Option)

· volume - / + for volume adjustment
· mute
· 20 mm complete aluminum housing
· engraved labeling
· brushed surface
· black or naturally anodized
· dimensions:
· weight:

67 mm (W) x 196 mm (D) x 20 mm (H)
0,5 kg