User manual B-52 AT212

[. . . ] No containers filled with any type of liquid should be placed on or near the AT-212. Never remove the front or rear panels of the AT-212 while it is connected to an electrical outlet. Important Safety Instructions / Features . . . . . 2 Product Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 AT-212 Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5 Set-up & Warranty Information . . . . . . . . . . . . . . . . . . . . . 5-7 Contact Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 INSIDE THIS INSTRUCTION MANUAL 6) 6) 7) 8) 9) AT-212 ALL-TUBE COMBO This AT-212 is a 3-channel, all-tube, tri-mode rectified combo that gives you unparalleled tone and astounding versatility. The clean channel yields sparkling vintage tone that stays clean even at high volume. The overdrive section features 2 independent high-gain channels and independent volume controls with a shared 3-band EQ. [. . . ] CLEAN CHANNEL - BASS: Adjusts the amount of low frequency boost or cut as desired. AC INLET & PRIMARY FUSE: Connects AC powercord and houses primary fuse. POWER TUBE FUSE: This fuse protects the AT-212 against circuit damage caused by a power tube failure. 3-SETTING RECTIFIER SWITCH: SOLID-STATE ­ Gives tightest low-end definition and fastest attack. GROUND / LIFT SWITCH: Removes ground from the circuit to eliminate 60-cycle hum. LOUDSPEAKER OUTPUTS: Connects the AT-212 to the speaker cabinets such as the AT-412A or AT-412B. IMPEDANCE SELECTOR SWITCH: Allows the AT-212 to safely operate into any 4 ohm, 8 ohm or 16 ohm cabinets(s). NOTE: Always set the switch to match the impedance of your cabinet(s). NOTE: Always be sure the speakers are plugged in before attempting to operate the amplifier. Severe damage can occur from failing to connect the speakers and properly setting the impedance selector switch. AT-212: CONTROLS AND FEATURES 16. 17. Turning the middle control clockwise will increase the amount of warmth in your tone. Counterclockwise settings create a more pristine, acoustic kind of sound. CLEAN CHANNEL - TREBLE: Adjusts the amount of high frequency boost or cut as desired in the clean channel. CLEAN CHANNEL ­ VOLUME: Controls the overall signal level of the clean channel. Adjusting the volume control enables you to produce sparkling clean sounds to crunchy, dirty blues. A setting all the way to the right will produce moderate levels of distortion. To increase the overall signal and/or volume, rotate the control clockwise. The Master volume control allows you to preset the output levels of both the Clean and Overdrive Channels. MASTER LOW RESONANCE: Controls the overall resonance of the amplifier. MASTER REVERB CONTROL: Adjusts the amount of reverb produced by the amplifier. STANDBY ON/OFF SWITCH: Allows the AT-212 to remain turned ON for limited periods of inactivity without the risk of damaging / over-heating the amplifier tubes. When the Standby switch is in the STANDBY position the AT-212 is in a nonoperational setting. When the Standby switch is in the ON position the AT-212 is operational and should not be left inactive. DO NOT turn on the AT-212 or have the Standby switch set to ON without it connected to a loudspeaker. [. . . ] warrants the original purchaser that amplifier tubes used in B-52 Stealth Series All-Tube Amplifiers will be free from defects in material and workmanship for a period of 90 DAYS from the original date of purchase (effective January 1, 2002). warrants the original purchaser that B-52 guitar amplifiers will be free from defects in material and workmanship for a period of (5) FIVE YEARS from the original purchase date (effective January 1, 2002). This warranty will automatically terminate (5) years after the original retail sales date. This (5) five-year warranty does not cover service or parts to repair damage caused by accident, disaster, misuse, abuse, over-powering, negligence, inadequate packing or shipping procedures and service, repair or modifications of the amplifier which has not been authorized or approved by E. T. I. . [. . . ]