Johnson 25 User Manual

3
9
PRESENCE
Reduces or increases frequency attack and brightness, par-
ticularly in the mid to high-end frequencies.
10
DIGITAL DELAY-DEPTH
Used to adjust amount of delay (“wet”) sound that is
mixed with the amplifier’s original (“dry”) sound output.
11
DIGITAL DELAY-LENGTH
Used to adjust the timing of the delayed signal from quick
to long repeats.
12
HEADPHONE
Used for private listening. Uses a 1/4” jack connector.
(Speaker disengaged when headphone jack is in use.)
13
POWER ON/OFF INDICATOR
LED glows when the unit is turned on.
14
POWER SWITCH
This switch turns the unit ON and OFF.
16
EFFECT LOOP-SEND
Used to send out the signal to an external effects device.
17
EFFECT LOOP-RETURN
Used to receive signal from an external effects device.

Johnson 25 Specifications

General

Input Impedance	1 MΩ
Frequency Response	20Hz - 20kHz
Power Output	25 Watts
Tubes	2x EL84, 3x 12AX7
Channels	2
Output Impedance	4Ω, 8Ω, 16Ω