GTD120 212 Three-Channel Guitar Amplifier with DSP and Channel Tracking Owner’s Manual
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking TABLE OF CONTENTS Introduction ............................................................. 3 Channel Tracking ..................................................... 4 The Front Panel ....................................................... 5 The Rear Panel ........................................................ 6 The DSP Section ...................................................... 7 Using the Footswitch with the DSP ............................
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking Introduction Congratulations! You are now the proud owner of the Crate GTD120/212 three-channel guitar amplifier with advanced digital signal processing (DSP) and Channel Tracking. This rugged amplifier combines outstanding features with serious clean and distorted sounds. Digital Reverb, Chorus, and Delay provide you with a wide variety of sounds.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking Channel Tracking Your Crate GTD120/212 gives you the power of Channel Tracking. Once you select a DSP setting for each channel, Channel Tracking stores the settings to memory whenever you change channels. When you go back to that channel, Channel Tracking recalls those DSP settings automatically, without changing the DSP controls! For example: • Select the Clean channel.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking The Front Panel 1 2 3 4 5 6 7 8 9 10 11 1. INPUT: Use this jack to connect your guitar to the amplifier by means of a shielded instrument cable. 2. HIGH GAIN LED: This LED illuminates when the High Gain channel is selected. 3. GAIN: Use this control to adjust the amount of distortion for the High Gain channel. 4. SHAPE: Use this control to “dial in” the tone for the High Gain channel.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking The Rear Panel TIP RING 24 25 26 27 28 30 24. FUSE: The fuse protects the amplifier 28. INSERT: Use this jack to connect an from damage caused by a faulty AC power external signal processor to the amplifier. Use source or other problems. If the fuse opens, Crate’s STP201, STP202, or STP203 stereoto-mono Y-cord or an adapter such as Crate’s replace it with the same size and type.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking The DSP Section Normal Signal Path Chorus > Delay > Reverb Echo/Eff Signal Path Delay > Chorus > Reverb 19 19. REVERB: Use this control to adjust the amount of digital reverb effect. In its fully counterclockwise position, the signal will be “dry” (without reverb). As you rotate this control clockwise, the amount of reverb increases. 20. CHORUS: Use this control to select the type of digital chorus effect.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking Using the Footswitch with the DSP The Crate three-button footswitch supplied with the GTD120/212 allows access to an additional DSP preset for each channel of the amplifier. When the footswitch is connected to the amplifier as shown below, the “original” DSP presets are active for each channel when the #3 footswitch LED is illuminated. These are referred to as “DSP Bank A.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking Suggested Settings Sweet ‘n Clean: OUT AS DESIRED Just a ‘Lil Nasty: OUT IN AS DESIRED Politely Gritty: OUT IN AS DESIRED Down ‘n Dirty: OUT IN AS DESIRED Mean & Obscene: IN IN AS DESIRED 9
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking System Block Diagram TUNER BUFFER INPUT CLEAN VOLUME LOW OVERDRIVE LOW MID HIGH OVERDRIVE CLEAN/ LEVEL OVERDRIVE MID HIGH GAIN OVERDRIVE/ HIGH GAIN HIGH GAIN LEVEL HIGH GAIN SHAPE GAIN MIX AMP DSP INSERT FLANGER PHASER ECHO ECHO/EFF POWER AMP CHORUS CHORUS DELAY REVERB MIX EXT.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
GTD120/212 Guitar Amplifier w/DSP and Channel Tracking GTD120/212 TECHNICAL SPECIFICATIONS: Output Power Rating 120W rms @ 5% THD, 8Ω, 120 VAC Gain 110 dB, all controls @ 10 88 dB, all controls @ 10 58 dB, all controls @ 10 High Gain Channel Overdrive Ch Clean Ch CD Input 29 dB Maximum Input Signal Accepted 2.