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SPECIFICATION
Creek OBH 18
GAIN 37dB
Phono Pre-Amplifier
FREQUENCY RESPONSE 20 Hz to 20 kHz +/- 0.25 dB
SIGNAL TO NOISE RATIO -86 dB
TOTAL HARMONIC DISTORTION < 0.03%
RIAA DEVIATION +/- 0.1%
OUTPUT 250 mV
OUTPUT IMPEDANCE < 100 W
INPUT SENSITIVITY/IMPEDANCE 3.5 mV / 47 k
OVERLOAD MARGIN 22 dB
Operating
MATES WELL WITH MM CARTRIDGES 2.5 mV - 5.5 mV output
Instructions
DIMENSIONS 150 x 100 x 66 mm
POWER SUPPLY VOLTAGE 24V DC 30 mA
Thank you for purchasing the OBH 18 phono pre-amplifier. You are
now in possession of a state-of-the-art product. The functions and
operation of the OBH 18 are extremely simple. The following notes
WARRANTY
are provided to explain all aspects of its design and use.
If within two years of the purchase date your OBH product proves to
be defective for any reason other than accident, misuse, neglect,
The function of the OBH 18 is to boost the level and correct the
unauthorised modification or fair wear and tear, Creek Audio Ltd
frequency response of a low level signal coming from a phono pick-
will, at its discretion, replace the faulty parts without charge for
up on a conventional turntable.
labour or return carriage within the U.K.This warranty is valid only
within the U.K. and given in addition to statutory rights. Service
The signal required by most modern amplifiers is described as
enquiries outside the U.K. should be addressed first to the
being 'LINE' level, which is, in technical terms, between 200 and
supplying dealer and or Creek distributor/importer. Warranties
500 milli Volts with a flat frequency response.
granted in these countries are entirely at the discretion of the
distributor.
Unless your amplifier has a specific 'Phono' or Disc input, the level
will be too low and the frequency response will be wrong. The
Creek Audio Limited
OBH 18 is designed to boost the signal and introduce an R.I.A.A.
12 Avebury Ct, Mark Road, Hemel Hempstead HP2 7TA England
frequency response characteristic.
Telephone: +44 (0) 1442 260146 Fax: +44 (0) 870 622 0846
E-mail: info@creekaudio.com Web: www.creekaudio.com
W / 220 pF