GTD15R
Guitar Amplifier
Owner’s Manual
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GTD15R Guitar Amplifier
The Front Panel:
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1
2
3
4
5
6
7
8
9
11
12
13
1. INPUT: Use this jack to connect your
guitar to the amplifier by means of a shield-
ed instrument cable.
power amp circuit. Use the output level con-
trol for the signal source to adjust the signal
for the proper mix with your guitar.
OVERDRIVE CHANNEL: A high gain channel
giving you sounds from a slight edge to seri-
ous overdrive.
2. GAIN: Use this control to adjust the amount
of distortion for the Overdrive channel.
Note: Depending on your CD player or other
signal source device, you may need to use an
adapter (i.e., two phono jacks to 1/8" stereo
plug), available at most electronic outlets.
11. HEADPHONES: Use this 1/8" stereo
jack to connect headphones to the amplifier.
The internal speaker is disconnected when
headphones are used.
Note: Depending on your headphones, you
may need to use a stereo 1/8" plug to 1/4"
jack headphone adapter, available at most
electronic outlets.
3. LEVEL: Use this control to adjust the out-
put level of the Overdrive channel.
4. OVERDRIVE/CLEAN: Use this switch
to select the Overdrive or Clean channel.
With the switch in the out position, the Clean
channel is selected. When the switch is
depressed, the Overdrive channel is selected.
CLEAN CHANNEL: A normal gain channel
designed to give you crystal clear sounds to
medium distortion.
CAUTION: To avoid possible damage to your
hearing, do not use headphones for extend-
ed periods of time at extremely loud levels.
12. SPEAKER: Use this jack to connect
the amplifier to an external speaker. The
internal speaker is disconnected when this
jack is used. The impedance of the external
speaker must be 4 ohms or greater.
5. VOL: Use this control to adjust the out-
put level of the Clean channel.
6. LOW: This adjusts the bass frequencies.
Use this control to get the best sounding
bass response for your instrument.
7. MID: This adjusts the midrange frequen-
cies. Use this control to get the best projec-
tion and midrange tones for your instrument.
8. HIGH: This adjusts the treble frequen-
cies. Use this control to attain a bright and
lively sound for your instrument.
WARNING: Do not attempt to use head-
phones in the Speaker jack! Permanent
hearing damage could result!
13. POWER: Use this switch to turn the ampli-
f
ier on (top of the switch depressed) and off
(bottom of the switch depressed). The switch
illuminates when the amplifier is turned on.
14. POWER CORD (rear panel, not
shown): The grounded power cord should
only be plugged into a grounded power out-
let that meets all applicable electrical codes
and is compatible with the voltage, power,
and frequency requirements stated on the
rear panel. Do not attempt to defeat the
safety ground connection.
9. REV LEVEL: Use this control to adjust
the level of the spring reverb effect.
10. CD INPUT: Use this 1/8" stereo mini
jack to connect the output from a CD player,
MP3 player, laptop, etc., to the amplifier.
The signal at this jack is summed into a
mono signal, which is sent to the internal
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GTD15R Guitar Amplifier
GTD15R TECHNICAL SPECIFICATIONS:
Output Power Rating
15W rms @ 5% THD, 4Ω, 120 VAC
Gain
Overdrive Ch
Clean Ch
86 dB 6 dB @ 1 kHz
46 dB 6 dB @ 1 kHz
26 dB 2 dB
CD Input
Maximum Input Signal Accepted
Tone Controls
2.2 volts rms @ 400 Hz
Low
Mid
High
25 dB range @ 80 Hz
19 dB range @ 900 Hz
23 dB range @ 5 kHz
Signal To Noise Ratio
Overdrive Ch
Clean Ch
>50 dB
>65 dB
Speaker Size and Rating
Power Requirements
12" Crate Custom Design 4 ohm
120 VAC, 60 Hz, 30 VA
100/115 VAC, 50/60 Hz, 30 VA
230/240 VAC, 50/60 Hz, 30 VA
Size (H x W x D)
Weight
17.25 in/43.82 cm x 17.50 in/44.45 cm x
10.75 in/37.31 cm
22.5 lb/10.2 kg
The GTD15R is covered with a durable Tolex material. Wipe it clean with a lint-free cloth.
Never spray cleaning agents onto the cabinet. Avoid abrasive cleansers that could damage the finish.
Crate continually develops new products, as well as improves existing ones. For this reason, the specifications
and information in this manual are subject to change without notice.
“Crate” is a registered trademark of LOUD Technologies Inc. All other brand names mentioned are trademarks or
registered trademarks of their respective holders, and are hereby acknowledged.
Service Information:
If you are having a problem with your GTD15R, you can go to our website (www.crateamps.com)
and click on Support for service information, or call 1-800-898-3211 during business hours
(7 am to 5 pm PST, Monday-Friday). If you are outside of the U.S., contact your local distribu-
tor for technical support and service.
Declaration Of Conformity
Manufacturer:
LOUD Technologies Inc.
16220 Wood-Red Rd. NE
Woodinville, WA 98072, USA
Product Name:
Product Type:
Complies with Standards:
LVD:
Crate GTD15R
Audio Amplifier
92/31/EEC, 93/68/EEC, & 73/23/EWG
EN60065
EN55013, EN55020, EN55022, EN55103, EN61000-3-2,
& EN61000-3-3
Safety:
EMC:
The official Declaration of Conformity for this product is kept on file at:
LOUD Technologies Inc., 16220 Wood-Red Road NE, Woodinville, WA 98072 • Tel: 1-866-858-5832
©2006 LOUD Technologies Inc.
Part No. 0021166 Rev. B 08/06
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