Sherbourn PRE-1 Guía para resolver problemas descargar pdf (Pagina 14)

7-150 Technical

Specifications

Number of Channels: 7

Signal to Noise Ratio:

1 watt: >115db

Full Power: >120db

Input Impedance:

Unbalanced: 23.5k ohms

Balanced: 33k ohms

Transformer Size: 850VA

Secondary Capacitance: 90,000uF

Output Devices: 4 per channel

Topology: Fully Discrete, Dual Differential, High

Current, Short Signal Path Class A/B

Power output (all channels driven):

200 watts RMS @ 4 ohm (0.1% THD)

150 watts RMS @ 8 ohm (0.1% THD)

Power Band Response: 20 Hz to 20 kHz with less than

0.05db deviation at rated power

Broadband Frequency Response (-3db): 5Hz to 150kHz

Amplifier Gain: 32db

Size: 17” W x 7.75” H x 19” D

Weight: 66 lbs (84 lbs boxed))

Technical Features

• Fully protected from all fault conditions

• Advanced microprocessor operating system

• Soft start circuitry

• External trigger turn on

• Soft touch power switch

• 4RU chassis w/ solid milled aluminum faceplate

• IEC power inlet, 120/230 VAC configurable

• Output design: Triple Darlington with On output

stages

• Differential Drive: Dual Differential input

• Types of inputs: Balanced (XLR) and Unbalanced

(RCA)

• Type of outputs: Audiophile quality 5 way binding

post

• Display type: Digital status indicators

Licensing and Trademark

Disclosures

Sherbourn Disclosure

improvements to its products at any time. Therefore, the

specifications of the product and the specific details of this

manual are subject to change at any time.

Service Assistance for

Sherbourn Products

Please note that BEFORE sending your amplifier in for

repair you MUST call Sherbourn and obtain a return

authorization (RMA) number. Before contacting

Sherbourn to begin the RMA process, please have as

detailed a description of the problem(s) you are

experiencing and the conditions under which the

problem(s) occur. Additionally, please be sure to check the

troubleshooting guide in this manual to rule out the

possibility of something simple you may have overlooked.

Many instances of perceived failure are simple operational

and setup mistakes and Sherbourn is happy to assist you

however possible.

Once you have obtained the RMA number, you must print

this clearly on the outside of the box so it will be possible

to determine from whom the unit came once it arrives.

Parcels arriving without an RMA numbers will be refused

and returned freight collect.

Please send your repairs with RMA to:

Sherbourn Technologies

Attn.: Repair Department

19 Sterling Road

North Billerica, MA 01862

978-663-7385

www.Sherbourn.com

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