Red Rose Music 5 Stereo Amplifier User Manual


 
Model 5 Integrated Amplifier Features:
Selected and matched EL-34 and 12AT7 tubes
Onboard plate current meter
Switch selection of Triode or Ultralinear mode
Five line stage stereo inputs
Unbuffered line-level Tape outputs
Regulated power supply for output tubes
Separate reference supplies for high voltages
Heavy-duty power transformer with separate windings for each channel
Separate bridge rectifiers and regulators for each channel
Large wide-band audio output transformers
All transformers are electrically isolated and mechanically shock-mounted
All-aluminum laminated two-layer chassis for resonance damping
Additional internal damping material for added control of mechanical resonance
Standby mode to reduce power consumption and extend tube life
Cardas® speaker binding posts
4, 6 and 8-ohm output impedance taps for optimum speaker impedance matching
Adjustable optimized feedback for each output impedance tap
.093-inch (2.3 mm) FR-4 mil-spec printed circuit board with heavy plating, wide traces,
solder mask over bare copper, and double-sided plate-through holes
Vibration-absorbing elastomer feet
Multi-color LED status indicator
Fuses protect amplifier circuit if any tube is over current
LED indicators in tube sockets light when overcurrent fuses blow
Optional–Full cage to protect tubes
Specifications
Tubes compliment 2 each 12AT7 per channel
2 each EL34/6CA7 per channel
Power output 45 watts / 1 kHz / 1% THD
Frequency response 5 Hz to 50 kHz, -3 dB @ 1 w
Power bandwidth 16 Hz to 30 kHz, -3 dB @ 35 watts
Input sensitivity .125V for full output, attenuator set at maximum
Input attenuator 23 positions, 66 dB of attenuation
Input impedance 75k ohms
Output taps 4, 6 and 8 ohms
Overall negative feedback 7.5 dB
Hum and noise >85 dB SN Ref 1 W, no weighting
Power requirements 350 watts maximum
AC requirements 100v/120v/220~240V (CE countries set to 230V)
Dimensions 12.5 d x 17.0 w x 7.5 h
31.75cm x 43.18cm x 19.05 cm
Weight 54 lb (25 kg)
Weight:shipping 64 lb (29 kg)