Radio Shack PLMRA420 Car Amplifier User Manual


 
· 300 Watts x 2 Output
· 600 Watts x 1 Bridged Output
· Variable Hi/Lo Electronic Crossover Network
· Variable Bass Boost (0 - +18 dB @ 60Hz)
· Variable Input Level (Gain) Control
· Remote Turn On/Off
· Gold Plated RCA Inputs
· High Level MOLEX Input
· Power ON LED Indicator
· LED Protection Indicator
· S/N Ratio: > 95 dB
· THD: <0.04%
· Thermal Protection
· Overload Protection
· Short Circuit Protection
· Anti-Thump Turn-On
· Blue LED Level Display
PLMRA220
High Performance 600 Watt 2 Channel
Bridgeable MOSFET Amplifier
2
general features
· 250 Watts x 4 Output.
· 500 W x 2 Bridged Output ( 250 W x 2 + 500 W x 1)
· Dual Variable Hi/Lo Electronic Crossover Network
· Dual Variable Bass Boost (0 - +18 dB @ 60Hz)
· Variable Input Level (Gain) Control
· Remote Turn On/Off
· Gold Plated RCA Inputs
· High Level MOLEX Inputs
· Power ON LED Indicator
· LED Protection Indicator
· S/N Ratio: > 95 dB
· THD: <0.04%
· Thermal Protection
· Overload Protection
· Short Circuit Protection
· Anti-Thump Turn-On
· Tri-Mode Configurable
· Blue LED Level Display
PLMRA420
High Performance 1000 Watt 4 Channel
Bridgeable MOSFET Amplifier
3
features and controls
2 ch amp PLMRA220
speaker connections
power terminals
power fuse
high level inputs
protection LED
power LED
crossover mode selector
input level control
bass boost level
low level inputs
low pass frequency control
high pass frequency control
PLMRA220