Cary Audio Design SLP-308 Operation And Installation Manual Download Page 3

SPECIFICATIONS: SLP-308 Stereo Tube Preamplifier

Dimensions:  17 1/8” W x 4 _” H x 14” D (~ 44 cm x 11.4 cm x 35.5 cm)

Weight:  15 lb. ( 6.8 kg)

Circuit:  Class A Triode

Frequency Response: 9 Hz - 140 kHz + 0, - 3 dB

THD @ rated output: 0.02% (750 mV rated output, 12 volts maximum)

Input Impedance: 100,000 ohms resistive (100 K

 W

)

Output Impedance: 440 ohms ( 440 

W

)

Gain:  12 dB

Signal/Noise Level: -88 dB

Resistors:  1 % metal film

Capacitors:  Film and foil output caps, 5 micro farad (5 

m

Fd)

Power Transformer: 200% continuous commercial duty cycle

Tubes:  2- 12AU7 dual triodes

Power Supply: Full wave rectification, center-tapped, pi-network with filter choke, fully

regulated

AC Power Requirements:

 

100 – 130 volts AC / 50-60 Hz at 24 watts

                                       200 – 245 volts AC / 50-60 Hz at 24 watts

Internal Wiring:  EE Teflon dielectric Silver wire

Warm-up Time: 5 minutes (1 minute auto mute)

Input and Output Jacks:

 

Gold plated with Teflon dielectric inserts

Duty Cycle: Continuous duty 24 hours per day

This section describes the basic specifications of the SLP-308 at the time of printing. Specifications are
subject to change or improvement without notice or obligation.

FRONT PANEL FEATURES

Summary of Contents for SLP-308

Page 1: ...tion and Installation Manual Please read this manual carefully before installing your new SLP 308 into your stereo system It contains important set up and installation information as well as safety warnings regarding AC voltage inside the chassis ...

Page 2: ...ulated filament voltage for the tubes The high performance motorized volume potentiometer we use to control the analog input signal level is driven mechanically by a DC motor All incoming signals are switched via gold plated relays The best feature of the SLP 308 is the sonic presentation The 12AU7 triode tubes used in the SLP 308 are considered by many to be some of the very finest sounding dual ...

Page 3: ...nsformer 200 continuous commercial duty cycle Tubes 2 12AU7 dual triodes Power Supply Full wave rectification center tapped pi network with filter choke fully regulated AC Power Requirements 100 130 volts AC 50 60 Hz at 24 watts 200 245 volts AC 50 60 Hz at 24 watts Internal Wiring EE Teflon dielectric Silver wire Warm up Time 5 minutes 1 minute auto mute Input and Output Jacks Gold plated with Te...

Page 4: ...ed to a lower setting Up LED Lights up blue as the remote volume is turned to a higher setting REAR APRON FEATURES AC Connector Inlet for the detachable AC power cord standard IEC plug AC Fuse VERY IMPORTANT ONLY USE 1 AMP Slow Blow FUSE Remote Trigger Female 2 circuit jack 12 VDC 400 ma On when power is on Dual Preamp Outputs Connect to inputs of power amp or powered subwoofer Tape Out Constant o...

Page 5: ...t for after sales service WARRANTY CARD If you are the original USA purchaser of this preamplifier and purchased it for use within the United States you should fill out the enclosed warranty registration card and return it to Cary Audio Design within 15 days of your purchase Warranty restrictions and applications may apply Consult the warranty section of this manual Export models operated outside ...

Page 6: ... the SLP 308 power supply ON Up position Turns on the AC voltage to the power transformer primary on The power transformer has a 200 duty cycle In simple terms the transformer is capable of operating two 2 SLP 308 preamplifiers continuously 24 hours a day We recommend that the AC power switch be left in the ON position at all times The SLP 308 sounds much better after 100 hour burn in and when war...

Page 7: ...SLP 308 the same brand and part number and style should be used New parts are available from Cary Audio Design Inc 1020 Goodworth Drive Apex North Carolina 27539 Careful consideration has been given to the design of your new SLP 308 preamplifier to keep maintenance problems to a minimum however it is possible that some problems may arise If this occurs we suggest contacting our Customer Service De...

Page 8: ...gh end preamplifiers If you are concerned about Absolute Phase in your system reverse the positive and negative leads either on the back of BOTH loudspeakers or at BOTH the speaker output terminals of your power amplifier Remember to do this for both channels However please remember to switch the phasing only at the amplifier or only at the loudspeaker not at both places Operating in the polarity ...

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