Marshall JCM 800 4210 Combo Amp : Review
Front Panel
Power
On/Off.
Standby
Use tit when you make a break in playing. This helps to prolong tubes life.
Normal
The first section, on the left, is the Normal channel. Here you can control Tone for your clean or rhythmic sound.
Treble
The high frequency response.
Bass
The low frequency response.
Boost
The second section is the Boost channel. It starts with a led indicating the channel functioning. It provides a dedicated equalization and the knob for the adjusting of the Overdrive.
Master
Reverb
The level.
Volume
The Master Volume.
Tone Range
Normal
Treble
10KHz - 30dB
Middle
800Hz
Bass
100Hz - 22dB
Boost
Treble
10KHz - 30dB when Middle down.
Middle
550Hz - 15dB
Bass
100Hz - 25dB when Middle down
Rear panel
It is much complete.
Power Input
Connects to the power supply.
Mains
It matches the transformer to the incoming voltage. Read the manual or you will damage the amplifier, if you don't know how to set it.
Output selector
It matches the output transformer impedance to loudspeakers impedance.
Loudspeakers
Two Outputs.
D.I. or Slave level
Here you can control the output of the low level signal.
D.I. or Slave jack
The low level signal can be send in a Mixer, a recorder or in another amplifier.
Send & Return
2 jacks for Send & Return.
Footswitch
The JCM 800 4210 provides a footswitch to control the channel and the Reverb On/Off.
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