Crate Amplifiers BT1000 manual

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Table of contents for the manual

  • Page 1

    USER’S GUIDE BT1000 BASS AMPLIFIER[...]

  • Page 2

    IMPORT ANT SAFETY INSTRUCTIONS • READ, FOLLOW , HEED, AND KEEP ALL INSTRUCTIONS AND W ARNINGS. • 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 HEA TSINKS AND OTHER AIR FLOW PROVISIONS IN THE CABINET . ?[...]

  • Page 3

    Declaration of Conformity Manufacturer ’ s Name: SLM Electronics Corporate Headquarters: 1901 Congressional Drive, St. Louis, Missouri 63146 Primary Production Facility: 700 Hwy 202 W , Y ellville, Arkansas, 72687 Product T ype: Audio Amplifier Products meet the regulations for compliance marking under: ETL standards UL6500 of UL813 CSA standards[...]

  • Page 4

    4 The Front Panel: 1 2 3 4 5 6 7 8 1. INPUT : Use this 1/4” jack to connect your bass to the amplifier by means of a shielded instru- ment cable. 2. 0dB/-15dB: Use this switch to match the output signal level of your instrument to the amplifier . If your instrument has standard pickups, setting the switch to the 0dB position (switch in the out po[...]

  • Page 5

    5 16. POWER: Use this switch to turn the amplifier on and off. The switch illuminates when the amplifier is on. 17. ELECTRONIC TUNER (top panel, not shown): The electronic tuner is active whenever the amplifier is turned on, providing constant, “real-time” tuning. The bottom row of LEDs indicate which note (string) is being tuned. The top row o[...]

  • Page 6

    6 Suggested Settings: BT1000 Bass Amplifier OUT IN IN OUT Rock: Jazz: Funk: Country:[...]

  • Page 7

    7 System Block Diagram: LEVEL INPUT TUNER A BC D EF G -15dB PAD MUTE FOOT SWITCH SEND RETURN EXPANDE R BUFFER POWER AMP GND/ GND LIFT LEVEL (DEPTH) EXPANDER LOW LO MID HI MID HIGH EQ SWITCHING CIRCUIT ATTENUATOR MASTER PRE LIMIT POST VOLUME BALANCED LINE OUT EXTERNAL SPEAKER SPEAKER BT1000 Bass Amplifier[...]

  • Page 8

    BT1000 TECHNICAL SPECIFICA TIONS: Output Power Rating 100W RMS 2% THD, 4 Ω , 120 V AC Gain Clean Channel 56dB Expander 62dB T one Range Low 20dB @ 50Hz Lo Mid 24dB @ 150Hz Hi Mid 18dB @ 1kHz High 32dB @ 10kHz Expander 22dB @ 330Hz Signal T o Noise Ratio 65dB below full power , tones flat, gain and level @ “10” Maximum Input Signal Level Accep[...]