Duncan 84-50 Tube Скачать руководство пользователя страница 2

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CAUTION

To prevent electrical shock, do not operate this unit in wet or

moist areas. There are no user serviceable parts inside.

(See, "Maintenance"' and "Tube Chart" sections for user

maintenance procedures.)

The 80-50 Tube Guitar Amplifier

Power Output:

50 watts @ 5% THD with 1khz input.

Power Circuit:

(4) EL-84 vacuum tubes.

Input Impedance:

I meg

Overall Gain @ full output.

Low gain channel - 59dB

High gain channel - 88dB all (boosts disengaged)

Power Amp Signal to Noise Ratio:

9OdB

typ. referred to full output

Boosts:

Boost #1 - +6 dB @ 1khz

Boost #2 - +8 dB @ 1kflz

Crunch Boost - +8 dB @ 6kHz

Speaker Options:

Seymour Duncan King Tone Classic 12" (50 Watt)

Seymour Duncan King Tone Classic 10" (50 Watt) X 2

Voltage Requirements:

I 00v - Japan

120v - U.S., Canada

220v - Europe

240v – UK

Weight:

lxl2" - 44 lbs. 2xlO" - 49 lbs. head - 30 lbs.

Dimensions:

Combos - 22.625" x 17.5" x 9.5"
Head - 22.625" x 9"x 9"

Содержание 84-50 Tube

Страница 1: ...84 50 TUBE AMPLIFIER SEYMOUR DUNCAN OWNER S MANUAL 5427 Hollister Ave Santa Barbara CA 93111 Ph 805 964 9610 Fax 805 964 9749 ...

Страница 2: ...mpedance I meg O Overall Gain full output Low gain channel 59dB High gain channel 88dB all boosts disengaged Power Amp Signal to Noise Ratio 9OdB typ referred to full output Boosts Boost 1 6 dB 1khz Boost 2 8 dB 1kflz Crunch Boost 8 dB 6kHz Speaker Options Seymour Duncan King Tone Classic 12 50 Watt Seymour Duncan King Tone Classic 10 50 Watt X 2 Voltage Requirements I 00v Japan 120v U S Canada 22...

Страница 3: ...er design An all tube preamp drives a quartet of EL 84 power tubes which provide the sweetest most musical tone possible The rectangular cabinet shape enhances the spacious breathing quality of the sound Features such as on board reverb and a buffered effects loop make the 84 50 a simple functional rig which can adapt to any musical situation Read this manual carefully to familiarize you with the ...

Страница 4: ...84 50 has more than enough kick to keep up with a loud drummer and bass player In fact when we were testing prototypes in clubs around town the 84 50 had no trouble holding its own on a stage full of 100 watt amps Using the 84 50 live is simple Just use your ears to dial in the EQ settings you need depending on the type of pickups in your guitar the demands of the job etc Switch channels to find a...

Страница 5: ...mp volume at 10 REVERB Reverb adds a spacious quality to your tone The reverb control affects both channels Set for the amount of reverb you need EFFECTS LOOP The effects loop allows you to place your effects into the signal path after the preamp for smoother quieter operation To use the effects loop run a cable from the send jack to the input of your effect device Then come out of the effect to t...

Страница 6: ...the sounds most useful to you The footswitch comes pre programmed as follows 1 Button Green Channel Fendery clean with good presence depth 2 Button Red Channel Tight punchy dirty rhythm Fat bluesy lead 3 Button Red Channel with Boost 2 Hi Gain lead smooth rich in harmonics and lots of sustain 4 Button Red Channel with Boost 1 Boost 2 and Crunch USING THE 84 50 WITH A MIDI SET UP With the addition ...

Страница 7: ...gs Note This combination uses the red channel only GainBoost2 and Crunch Boost are pulled to achieve Scorching Lead To achieve remote switching between these sounds a Quadra Tone programmable footswitch must be used ...

Страница 8: ...Note your favorite 84 50 Tube Tones ...

Страница 9: ... overdrive characteristics and another Chinese one in the third position for the driver For the power amp we use a quartet of EL 84 s which go through the most extensive matching process of any tubes available They are matched for both bias and transconductance and into very tight bias groupings This superior matching process delivers more power and dynamic range And if one of your EL 84 s shorts ...

Страница 10: ...s tube has shorted Turn off the amp and replace the tubes preferably with a matched set It s OK in an emergency to replace only one output tube but all four output tubes should be replaced ASAP with a matched set These are tubes which have been tested and matched according to their power and performance characteristics ex RAM labs tubes Groove Tubes etc A matched set of power tubes will significan...

Страница 11: ...50V for 100V 120V operation 3 No source voltage 3 Verify power source with something you know works 4 Defective on off power switch 4 Return unit to authorized service center No sound coming from speakers no audible hum from amplifier but LED s are on 1 Master volume and or overdrive control set too low 1 Increase control settings 2 Speaker output jack not connected 2 Connect speaker to 4 ohm or 8...

Страница 12: ...E OBTAINED PRIOR TO SHIPPING BY CALLING OR WRITING THE COMPANY FOR THE RA NUMBER When returning make certain to include a copy of the bill of sale and a dehe problem Any product shipped must be returned in the ORIGINAL SHIPPING CONTAINER WITH ORIGINAL PACKING MATERIAL and freight prepaid Transportation charges involved in warranty service are the sole responsibility of the purchaser This warranty ...

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