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Crate Amplifiers GTD120 manual

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Table of contents for the manual

  • Page 1

    Owner’ s Manual G TD120 21 2 Three-Channel Guitar Amplifier with DSP and Channel T racking[...]

  • Page 2

    2 GTD120 /212 Guitar Amplifier w /DSP and Channel T racking IMPORT ANT SAFETY INSTRUCTIONS • READ, FOLLOW , HEED, AND KEEP ALL INSTRUCTIONS AND WARNINGS. • DO NOT OPERA TE NEAR ANY HEA T SOURCE AND DO NOT BLOCK ANY VENTILA TION OPENINGS ON THIS APP ARA TUS. FOR PROPER OPERA TION, THIS UNIT REQUIRES 3” (75mm) OF WELL VENTILA TED SP ACE AROUND [...]

  • Page 3

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking Intr oduction Congratulations! Y ou ar e now the pr oud owner of the Crate GTD120/212 three-channel guitar amplifier with advanced digital signal pr ocessing (DSP) and Channel T racking. This rugged amplifier combines outstanding featur es with serious clean and distor ted sounds. Digital Re[...]

  • Page 4

    Channel T racking Y our Crate GTD120/212 gives you the power of Channel T racking. Once you select a DSP setting for each channel, Channel T racking stor es the settings to memory whenever you change channels. When you go back to that channel, Channel T racking r ecalls those DSP set- tings automatically , without changing the DSP controls! For exa[...]

  • Page 5

    1. INPUT: Use this jack to connect your guitar to the amplifier by means of a shield- ed instrument cable. 2. HIGH GAIN LED: This LED illuminates when the High Gain channel is selected. 3. GAIN: Use this contr ol to adjust the amount of distortion for the High Gain channel. 4. SHAPE: Use this contr ol to “dial in” the tone for the High Gain cha[...]

  • Page 6

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking 6 The Rear Panel 25 24 26 27 28 24. FUSE: The fuse pr otects the amplifier fr om damage caused by a faulty AC power sour ce or other problems. If the fuse opens, r eplace it with the same size and type. If fuses continue to fail, check the AC sour ce. If the sour ce is okay , r efer to page [...]

  • Page 7

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking 7 19. REVERB: Use this contr ol to adjust the amount of digital r everb effect. In its fully counter clockwise position, the signal will be “dry” (without r everb). As you rotate this contr ol clockwise, the amount of reverb incr eases. 20. CHORUS: Use this contr ol to select the type of[...]

  • Page 8

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking 8 Using the Footswitch with the DSP The Crate thr ee-button footswitch supplied with the GTD120/212 allows access to an addi- tional DSP pr eset for each channel of the amplifier . When the footswitch is connected to the amplifier as shown below , the “original” DSP pr esets are active f[...]

  • Page 9

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking Suggested Settings Sweet ‘n Clean: Just a ‘Lil Nasty: Politely Gritty: Down ‘n Dirty: Mean & Obscene: OUT AS DESIRED IN OUT AS DESIRED IN OUT AS DESIRED IN OUT AS DESIRED IN IN AS DESIRED 9[...]

  • Page 10

    GTD120 /212 Guitar Amplifier w /DSP and Channel T racking System Block Diagram 10[...]

  • Page 11

    11 GTD120 /212 Guitar Amplifier w /DSP and Channel T racking This equipment has been tested and found to comply with the limits for a Class B digital device, pur- suant to part 15 of the FCC Rules. These limits are designed to pr ovide reasonable pr otection against harmful interference in a residential installation. This equipment generates, uses,[...]

  • Page 12

    GTD120/212 TECHNICAL SPECIFICA TIONS: Output Power Rating 120W rms @ 5% THD, 8Ω, 120 VAC Gain High Gain Channel 110 dB, all contr ols @ 10 Over drive Ch 88 dB, all controls @ 10 Clean Ch 58 dB, all contr ols @ 10 CD Input 29 dB Maximum Input Signal Accepted 2.5 volts rms @ 400 Hz Input Impedance 470k ohm High Gain Channel Shape Contr ol Proprietar[...]