Coustic GBE 600 manual

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A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Coustic GBE 600, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

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First and foremost, an user manual of Coustic GBE 600 should contain:
- informations concerning technical data of Coustic GBE 600
- name of the manufacturer and a year of construction of the Coustic GBE 600 item
- rules of operation, control and maintenance of the Coustic GBE 600 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

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Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Coustic GBE 600 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Coustic GBE 600, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Coustic service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Coustic GBE 600.

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Table of contents for the manual

  • Page 1

    - 1 - GBE 60 0 SIX HUNDRED D ESIGN PHILOSOPHY With many years of experience designing and manufacturing both bass guitar speaker cabinets and a m- plifiers, it became obvious that there is a large market for a bass amplifier line that reproduces the nat u- ral tone of the instrument itself, while allowing for personalization of tonal texture. As wi[...]

  • Page 2

    - 2 - TECHNICAL INFORMATION The first stage of the GBE - 600 preamp uses a low noise bi - fet linear scaling amplifier with a 2 pole low cut point at 23 Hz to prevent excessive speaker cone excursion and intermodulation distortion. Add i- tional bandwidth roll - off is provided at 20 kHz for RFI suppression. The variable gain stages are a fee d- ba[...]

  • Page 3

    - 3 - With the switch in the active position, the preamp presents a lower gain and input impedance which is tailored to active pickups . An active pickup is, for all practical discussions, any pickup that uses pre - amplification between the pickup element and the amplifier input. The purpose of this pre - amplifier is to buffer the high impedance [...]

  • Page 4

    - 4 - Tuner Output Jack — The “ tuner output jack” is provided to allow a tuner to remain plugged into the amplifier while playing. Thi s output remains active when the “ mute switch” is pressed, allowing for tuning your instrument while not sending signal to eithe r the “ direct output” or the speaker. Signal level of - 30dB (typical[...]

  • Page 5

    - 5 - Fan Switch — The GBE - 600 is a fan cooled high powered rack mount device. A 2 speed rear panel mounted “ fan switch” is provided t o allow the reduction of fan speed and corresponding fan noise during recording and low power playing. Operating the fan at high speed is recommended anytime the amplifier is driving 2 ohms, 4 ohms at high [...]

  • Page 6

    - 6 - CAUTIONS • Never set an amplifier on anything that will tip over or collapse under its weight. • These amplifiers are capable of producing sound pressure levels that may cause permanent hearing loss. • There are no user serviceable parts inside these units. Always consult a qualified service repair f a- ci l ity for service. THE HEATSIN[...]