Instruction d'utilisation Crate Amplifiers CR-1

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CR-1
LIMITED EDITION
GUITAR AMPLIFIER
USER’S GUIDE

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Table of Contents: What Were We Thinking?...................................................................3 The Front Panel................................................................................4,5 The Rear Panel....................................................................................5 Important Information About Tubes and Tube Products A Brief History Of The Tube ..........................................................6 Tube Ty

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER What Were We Thinking? The year was 1978 - the first CR-1 was introduced to fill the needs of musi- cians looking for a great sounding, indestructible guitar amplifier that was easy to use, affordable, and loud. Crate was “an original” back then, and throughout our history, originality and innovation have gone hand-in-hand. Over the years we have won more awards in the U.S.A. for excellence and innovation in amplifiers than any other company in the mus

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER 1 2 3 4 5 The Front Panel: 1. Input: Connect your instrument here by means of a shielded signal cable. 2. Gain: This control is only active when the Gain On/Off switch (#3) is depressed. Use the Gain control to boost the gain of the input sig- nal. The maximum amount of additional gain available is 30dB with this control rotated fully clockwise. 3. Gain On/Off: This switch, when depressed, activates the Gain control (#2). 4. Tone: Use this control to

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER 6 7 The Front Panel (continued): 6. Line Out: Use this jack to send a line level signal from the amplifier to a mixing board, external amplifier or powered monitor, or a recording device. WARNING: Do not attempt to use headphones in the Line Out jack! 7. Power: Use this switch to turn the amplifier on (toggled down) and off (toggled up). The red lamp above the paddle illuminates when the amplifier is turned on. The Rear Panel (not shown): 8. AC Line Co

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Important Information About Tubes and Tube Products: A Brief History Of The Tube: In 1883, Edison discovered that electrons would flow from a suspended filament when enclosed in an evac- uated lamp. Years later, in 1905, Fleming expanded on Edison's discovery and created the "Fleming Valve". Then, in 1907, Dr. Lee de Forest added a third component – the grid – to the "Fleming's Valve" and the vac- uum tube was a fact of life. The door to electronic amp

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Important Information About Tubes and Tube Products (continued): "looser" low-end response and produces more harmonics at mid and high frequencies ("creamier" sound). These differences become more noticeable at higher volumes. The EL84 and 6L6 tubes produce a big low-end thump and have a very good dynamic range. They offer a more traditional "American Rock" sound. The EL84 and 6V6 tubes produce a creamy sound with nice dis- tortion. On the other hand,

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Important Information About Tubes and Tube Products (continued): You can check your preamplifier tubes for microphonics by turning the amplifier on, turning up the gain and tapping lightly on each tube with the end of a pencil or a chop stick (my favorite). You will be able to hear the tapping through your speakers, which is normal. It is not normal for a tube to ring like a bell after it’s tapped. If it does ring then it’s microphonic and should be re

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Important Information About Tubes and Tube Products (continued): Survival Tips For Tube Amplifiers: To prolong tube life, observe these tips and recommendations: • Match the impedance of your speaker cabinet(s) to your amplifier. Improper impedance matching will con- tribute to early tube degradation and may cause premature tube failure. • Make sure the speaker(s) are properly connected prior to turning on the amplifier. • After playing the amplifier,

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Suggested Settings OUT CLEAN SOUND: OUT CRUNCHY ROCK: IN PICK ATTACK: IN CHOCOLATE: IN CHUNKS: 1 10 0

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER System Block Diagram: 12AX7A 12AX7A EL84 SPEAKER V1A V1B V2 INPUT VOLUME TONE ON/ OFF GAIN LINE OUT Declaration Of Conformity #35, Effective 01-01-2001 Manufacturer’s Name: SLM Electronics Production Facility: 11880 Borman Drive, St. Louis, MO 63146, USA Production Facility: 700 Hwy 202 W, Yellville, AR 72687, USA Shipping Facility: 1400 Ferguson Ave., St. Louis, MO 63133, USA Office Facility: 1400 Ferguson Ave., St. Louis, MO 63133, USA Product Type:

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CRATE CR-1 LIMITED EDITION GUITAR AMPLIFIER Technical Specifications: OUTPUT POWER RATING 5 W RMS @ 10%THD, 8 ohm load, 120 VAC INPUT IMPEDANCE 1 M ohm MAX. SIGNAL ACCEPTED 2v peak-to-peak SIGNAL TO NOISE RATIO 70dB typ GAIN 60dB w/ Gain switch off, 90dB w/Gain switch on TONE CONTROL 33dB @ 10kHz LINE OUT LEVEL 0.5V RMS INTERNAL SPEAKER 10”, 8 ohm, 30 W PREAMP TUBE (1) 12AX7A POWER AMP TUBE (1) EL84 POWER REQUIREMENTS 120VAC, 60Hz, 60VA 100/115VAC, 50/60Hz, 60VA 230VAC, 50/60Hz, 60VA SIZE AND WE