Crate V18-112 Owner'S Manual Download Page 5

V18-112/V18-212 Tube Guitar Amplifier with Reverb

5

The Rear Panel

11. AC LINE CORD:

 The grounded power 

cord should only be plugged into a 
grounded power outlet that meets 
all applicable electrical codes, and is 
compatible with the voltage, power, and 
frequency requirements stated on the 
V50-112 rear panel. Do not attempt to 
defeat the safety ground connection.

12.  Voltage Select Switch:

 Set this switch 

to “115” for 120 VAC mains, and to 
“230” for 220-240 VAC mains.

 

With the amplifier power cord 
unplugged

, use the tip of a small flat-

blade screwdriver to slide this switch to 
the proper position.

13. REVERB IN Jack:

 The V18 is shipped 

with a cable connected from this jack to 
the input of the internal spring reverb.

14. REVERB OUT Jack:

 The V18 is 

shipped with a cable connected from 
this jack to the output of the internal 
spring reverb.

15. LINE OUT:

 Use this 1/4" TS jack to 

send the signal from the preamplifier 
stage of the V18 to a mixer or recorder. 
The signal comes after the EQ stage 
but before the reverb stage.

16. SPEAKER 8 OHMS:

 The V18 is 

shipped with a cable connected from 
this jack to the internal speaker(s).

 

V18-112: One 8-ohm speaker
V18-212: Two 16-ohm speakers in 
              parallel = 8 ohm load

 

 

SERIAL NUMBER

MANUFACTURING DATE

This device complies with part 15 of the FCC Rules.  Operation 
is subject to the following two conditions: 
(1) This device may not cause harmful interference, and 
(2) This device must accept any interference received, including 
interference that may cause undesired operation.

US

C

3031613

CONFORMS TO

 IEC 60065

~120-240VAC

50-60 Hz 

N222

AVIS: RISQUE DE CHOC ELECTRIQUE — NE PAS OUVRIR

WARNING

TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT 

EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.  DO NOT REMOVE COVER. NO 
USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.

115

c 2007 LOUD TECHNOLOGIES INC

DESIGNED IN ST.LOUIS MO, USA .  MANUFACTURED IN CHINA, FABRIQUE EN CHINE

REVERB

IN

OUT

SPEAKER

LINE OUT

 8Ohms

13

11

12

14

15

16

Summary of Contents for V18-112

Page 1: ...V18 112 V18 212 Tube Guitar Amplifier with Reverb Owner s Manual...

Page 2: ...MUST REMAIN ACCESSIBLE TO DISCONNECT THE UNIT IF A FAULT SHOULD ARISE WHILE IN USE THIS UNIT SHOULD BE UNPLUGGED WHEN NOT IN USE CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN WARNING TO REDUCE THE RISK...

Page 3: ...one controls and an inter nal spring reverb They crank out 18 watts from a pair of EL84 tubes into either one V18 112 or two V18 212 internal speakers Like all Crate products your V18 amplifier is des...

Page 4: ...dB at 150 Hz 7 REVERB Use this to adjust the amount of reverb Fully counter clockwise is dry no reverb Rotate clockwise to increase the amount of reverb 8 LAMP This illuminates when the ampli fier is...

Page 5: ...the signal from the preamplifier stage of the V18 to a mixer or recorder The signal comes after the EQ stage but before the reverb stage 16 SPEAKER 8 OHMS The V18 is shipped with a cable connected fro...

Page 6: ...e amplifiers When tubes are driven into clipping the harmonic overtones can be both sweet and pleasing or intense and penetrating depending on the musician s musical taste and playing technique Over t...

Page 7: ...omponents that are vacuum sealed in a glass envelope or bubble The tube s longevity is based on a number of factors which include how hard and often the amplifier is played vibration from the speakers...

Page 8: ...biasing is imperative Bias is the nega tive voltage which is applied to the power tube s control grid to set the level of idle current We cannot over emphasize the difference in warmth of tone and dyn...

Page 9: ...y day Always have the bias checked after replacing the output tubes unless the amplifier is equipped with selfbiasing circuitry This should be done ONLY at a qualified service center Improper biasing...

Page 10: ...verb 10 System Block Diagram GUITAR INPUT OVERDRIVE GAIN REVERB LEVEL REVERB IN 8 OHM INTERNAL SPEAKER LINE OUT REVERB OUT OVERDRIVE LEVEL 12AX7A V1A 12AX7A V1B 12AX7A V2A 12AX7A V2B PHASE SPLITTER EL...

Page 11: ...bsite 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 distri...

Page 12: ...Treble 12 dB range 6 kHz Middle 10 dB range 1 kHz Bass 8 dB range 150 Hz Speaker Specs V18 112 1 x 12 50 W 8 ohm 1 75 voice coil diameter 30 oz magnet V18 212 2 x 12 50 W 16 ohm in parallel 1 75 voic...

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