Duncan 84-40 Скачать руководство пользователя страница 7 | Manualshive

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84-40 TUBE AMP REAR PANEL

Primary fuse

For I 1OOV & 120V operation, use a

2A/250V

slo-blo

For 220V & 240V operation, use a

1A/250V

slo-blo

AC cord

4-ohm speaker output
8-ohm speaker output.

TUBE CHART

The 84-40

Tube

uses:

3 12AX7 (also known as ECC 83 or 7025) preamp tubes, and
4 EL-84 (also known as 6BQ5 or 7189) power tubes.

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Содержание 84-40

Страница 1: ...84 40 TUBE AMPLIFIER OWNER S MANUAL ...

Страница 2: ...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 ...

Страница 3: ...ier 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 40 Tube a simple functional rig which can adapt to any musical situation Read this manual carefully to familiarize you wit...

Страница 4: ...TABLE OF CONTENTS Front Panel Diagram Performance Applications and Guidelines Rear Panel Diagram Tube Chart Maintenance Trouble Shooting Warranty Notes ...

Страница 5: ... for its size We wanted to make an amp for the working guitarist something that could cut it in most club and casual gig situations The 84 40 Tube 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 40 Tube had no trouble holding its own on a stage full of 50 and 100 watt amps Using the 84 40 Tube live is simp...

Страница 6: ... dynamic tone when the power amp section is working hard i e when the master volume control is up around 4 or 5 With the preamp volume around 6 7 and the master at 4 5 the 84 40 Tube will produce a punchy clean distortion plenty of sustain and harmonics but without too much fuzz cluttering up the sound For maximum overdrive and distortion run the preamp volume at 10 REVERB Reverb adds a spacious q...

Страница 7: ...peration use a 2A 250V slo blo For 220V 240V operation use a 1A 250V slo blo AC cord 4 ohm speaker output 8 ohm speaker output TUBE CHART The 84 40 Tube uses 3 12AX7 also known as ECC 83 or 7025 preamp tubes and 4 EL 84 also known as 6BQ5 or 7189 power tubes ...

Страница 8: ...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 significantly lower audible hum and increase power output possibly as much as 10 20 ...

Страница 9: ...PERSONAL SETTINGS Note your favorite 84 40 Tube Tones ...

Страница 10: ... or adjustments are made after purchase by anyone other than the Seymour Duncan factory or a Seymour Duncan Authorized Service Center Seymour Duncan reserves the right to be the sole judge as to the misuse or abuse of the product The company assumes no liability for incidental or consequential damages which may result from the failure of this product Any warranties implied by law are limited to th...

Страница 11: ...zed 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 ohm output 3 Defective speaker or cable 3 Verify if speakers operate properly by using another amp 4 Volume controls on instrument down 4 Increase instrume...

Страница 12: ...Seymour Duncan 5427 Hollister Avenue Santa Barbara CA 93111 TEL 805 964 9610 FAX 805 964 9749 www seymourduncan com ...

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