Manley Labs AMPLIFIERS owner manual SPECIFICATIONS 500W

SPECIFICATIONS (500W)

ALL-TUBE monoblock design 10 x KT90 or 6550C output tubes High current double 6414W driver stage

12AT7EH large plate Electro-Harmonix Russian input tube BALANCED & UNBALANCED inputs

MUTE switch

TRIODE / TETRODE switching S0FT-START/ EVER-WARM standby mode MANLEY Precision output transformer Factory set for 5 ohms nominal

Front panel bias measurement and adjust (hiding under the black insert) Large filter / reservoir capacitors 3800uF x 2

Angled rear of chassis provides for easy connections WBT binding posts

Input sensitivity: 1V

Gain: 32dB tetrode; 30dB in triode

Input Impedance RCA: 116 Kohm @ 1KHz

Input Impedance XLR: 270Kohm @ 1KHz; 20Kohms @ 20KHz; 38Kohm @ 20Hz

S/N Ratio: -80 dB

Dynamic Range: 96dB

FLAT frequency response: 10 Hz - 30 KHz continuous

Power Consumption: 30 Watts in "EVER-WARM"

Full power (tetrode): 500W

Full power (triode): 275W

Operating Mains Voltage: Factory set for 100V, 120V, or 220-240VAC operation; changeable with power transformer re-wiring and fuse value change.

Mains Voltage Frequency: 50~60Hz

Mains Fuse 100-120VAC operation: MDA 10 Amp SLO-BLO Ceramic Time-Delay fuse

Mains Fuse 220-240VAC operation: MDA 8 Amp SLO-BLO Ceramic Time-Delay fuse

B+ Fuse: MDA 1 1/2A SLO-BLO Ceramic Time-Delay fuse

Dims: W=19", D=13", H=9"

Shipping weight: 82 lbs. each

13