B-52 LS-100: 100-WATT TRI-CHANNEL GUITAR AMPLIFIER
5
LS-100 FRONT PANEL CONTROLS
INPUT
ON
POWER
1
0
0
W
A
T
T
S
R
M
S
T
R
I
-
C
H
A
N
N
E
L
LS
0
0
-
1
GAIN 1
GAIN
1
GAI
N
SELECT
GAIN 2
GAIN 2
BASS
BASS
GAIN 1
MIDDLE
MIDDLE
TREBLE
TREBLE
CONTOU
R
CONTOUR
GAIN
2
VOLUME
1
VOLUME 1
VOLUME 2
VOLUME 2
CHANNE
L
SELECT
0
10
BASS
BASS
0
10
0
10
MID
CUT
0
10
MIDDLE
MIDDLE
TREBLE
TREBLE
VOLUM
E
VOLUME
0
10
0
10
REVERBVOLUME
MASTER
CLEAN CHANNE
L
OVERDRIVE CHANNELS
VOLUM
E
0
10
0
10
0
10
0
10
0
10
0
10
0
10
0
10
INPUT
REVERB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
11. OVERDRIVE – VOLUME 1: Controls the overall
volume of the medium gain overdrive channel.
12. OVERDRIVE CHANNEL – GAIN SWITCH 2:
Activates the CONTOUR control for Gain 2.
13. OVERDRIVE CHANNEL – CONTOUR: Varies the
critical midrange tone in the overdrive channels.
Adjusts from “classic” midrange punch to “scooped
metal” madness.
14. OVERDRIVE CHANNEL – GAIN SWITCH 1:
Activates the CONTOUR control for Gain 1.
15. OVERDRIVE CHANNEL – TREBLE: Adjusts the
amount of high frequency boost or cut as desired in
the overdrive channel. Turning this control clockwise
adds clarity to your sound.
16. OVERDRIVE CHANNEL – MIDDLE: Adjusts the
amount of mid-range frequencies as desired in the
overdrive channel. Similar to the Clean channel
function, the Overdrive channel Middle control adds
body and punch to your sound.
17. OVERDRIVE CHANNEL – BASS: Adjusts the
amount of low frequency boost or cut as desired in
the overdrive channel. Bass is B-52’s signature.
Turning this control clockwise increases depth and
low-end punch to your music.
18. OVERDRIVE CHANNEL – GAIN 2: Adjusts the
amount of distortion in Gain 1. (Activated LED
indicates in use).
19. OVERDRIVE CHANNEL – GAIN SWITCH: Push
switch selects between Gain 1 and Gain 2 controls.
Activated LED lights indicate which channel is in use.
20. OVERDRIVE CHANNEL – GAIN 1: Adjusts the
amount of distortion in Gain 1. (Activated LED
indicates in use).
21. INPUT CONNECTOR: Plug your guitar in here.
Always use a high quality, shielded cable. Poor cables
will rob you of tone and can cause increased noise.
MINIMUM IMPEDANCE: 4 OHMS
SPEAKER OUTPUTS
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING: To reduce the risk of electrical shock, do not expose this
equipment to rain or moisture. There are no user serviceable parts inside.
Refer all servicing to authorized personnel.
CAUTION: To reduce the risk of fire replace only with the same type of fuse.
0
10
LEVEL
REVERB
CHANNEL
GAIN
FOOTSWITCH
0
10
LEVEL
0
10
LEVEL
RECORD OUT
EFFECTS LOOP
RETURN
SEND
SPEAKER
SIMULATED
115V F4AL 200W
230V F2AL 200W
AC SELECT
22
23
24
25
26
27
28
29
30
31
32
LS-100 REAR PANEL CONTROLS
of a speaker cabinet. It allows you to connect directly
to your console without the use of a microphone.
30. LOUDSPEAKER OUTPUTS: Connects the LS-100 to
the speaker cabinets such as the LS-412A or LS-412B.
NOTE: Be sure the speakers are plugged in before
attempting to operate the amplifier. Always use a
high quality, heavy duty, unshielded speaker cable.
31. AC SELECT: 115/230 volt switch for use in different
countries. This switch must be properly set or severe
damage will result.
32. AC INLET & PRIMARY FUSE: Connects AC
powercord and houses primary fuse. Always use
correct value as indicated on amp panel chart.
115V T4AL 200W
230V T2AL 200W
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