Advent 300 Скачать руководство пользователя страница 22 | Manualshive

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Содержание 300

Страница 1: ...Owner s mcmuai Advent Model 300 FM Stereo Receiver ...

Страница 2: ...liary connections Convenience outlet Antenna 6 Operating Controls 8 Notes on operating the Model 300 Volume Bass and treble Output protection fuses Tape recording and playback Circuit breaker 11 FM reception and antennas Muting Multipath distortion Antenna orientation Antenna improvement 13 Using additional equipment with the Model 300 Connecting an additional pair of loudspeakers 18 VDC Using a s...

Страница 3: ... Please take an extra few minutes to read this manual carefully as you connect com ponents to the Model 300 and as you familiarize yourself with the receiver s controls Doing so will make certain that over the long run your equipment is providing the best performance it can offer Place the Model 300 on a hard surface taking care not to obstruct the free flow of air beneath the receiver The Model 3...

Страница 4: ...speaker is on your left as you directly together face the speakers To hook up additional speakers to the B terminals please refer to page Should any of the above i conditions occur while operating the Model 300 damage may result We recommend the use of 18 gauge standard requiring service not lamp cord for connecting speakers to the covered under the receiver Strip back the insulation about from wa...

Страница 5: ...own the insulation of one of the cord s two wires to help make the connections identical for each channel Connecting the speakers identically assures that all the speaker cones move back and forth together in phase If you are not sure that the connections are correct for proper phasing a simple listening test willl verify them Place the speakers face to face a few inches apart and listen to a musi...

Страница 6: ... and inputs to the corresponding left and right channel jacks of the receiver rr i_ 0 PUSH TO RESET SWITCHED 20 SAC AS HZ 00 W S I2OVACNOHZIQOW 1RVOC I A N SPEAKERS CAUTION TO PREVENT ELECTRIC SHOCK DO NOT RE MOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL DESIGN CERTIFIED AS COMPLYING WItH P C C RULES PART 15C IN EFFECT AT DATE OF MANUFACTURE POWER AMP I...

Страница 7: ...ic source such as a portable cassette player use either the Aux L or Aux R jack and listen with the Model 300 s Stereo Mono switch set to Mono so that the sound will play through both speakers of your system Convenience outlet A switched 120 volt 60 Hz AC outlet is provided on the rear panel to power other components of up to 100 watts power con sumption This outlet operates only when the Power sw...

Страница 8: ...l brightness Stereo indicator Lights when tuner receives a station broadcasting a stereo signal Selector Selects program source Aux Tuner or Phono for listening or recording With tape deck connected to Tape in jacks select tape playback by switching Tape monitor In Tape monitor Switch to In for tape playback or to monitor a tape while it is being recorded with a three head deck Note Tape monitor s...

Страница 9: ...nnected to one channel of the Model 300 Note Noise and distortion from older records mono or stereo and from distant stereo FM stations can be reduced by listening in Mono Phones Accepts stereo headphones equipped with a standard stereo phone plug Note Elec trostatic headphones usually require con nection to the speaker terminals of the receiver Refer to the user instructions that accompany such p...

Страница 10: ...the point of amplifier overload is reached The point at which amplifier clipping occurs will vary considerably with the dynamic range of the musical material its bass content and the set ting of the Bass control When you exceed the maximum undistorted output into your speaker system music will start to sound distorted i e harsh gritty or fuzzy While the Model 300 can be operated at or near clippin...

Страница 11: ...uires the receiver to feed 10 times as much power into your loudspeakers to Response in dB 10 5 0 10 reproduce low frequencies and will cause the Model 300 to overload prematurely For listen ing at the loudest undistorted volume the Model 300 can provide set the Bass control for flat response Output protection fuses The Model 300 is pro tected by fuses inside the unit against abnormal operating co...

Страница 12: ... program source with the Selector switch That program material is auto matically fed from the Model 300 s Tape out jacks to your recorder s inputs and is unaf fected by the Model 300 s tone and volume controls If your tape deck has two heads like most cas sette decks you may listen to the source material while recording with the Tape monitor switch In or Out With the Tape monitor switch In the sou...

Страница 13: ...line of sight path from the transmitter and a variety of factors that are mostly geo graphical can interfere with FM reception If your receiver is located some distance from the transmitter trees hills and buildings can all weaken the signal An urban location can sometimes result in multipath distortion on some or all broadcasts as FM signals are reflected off large buildings The reflected sig nal...

Страница 14: ...ms Your building superintendent or the cable service can usually supply information or the necessary connectors and instructions for connecting them The ultimate in reception quality but only if really needed is a well designed and properly installed outdoor FM antenna of the directional variety Depending on your location and the directional character of the particular antenna an antenna rotor may...

Страница 15: ...ed identically in phase with each other Please note the discussion of phasing in Loudspeaker connections on page 3 PUSH TO RESET SWITCHED 120 VAC 60HZ lOS W I20VAC0HZ1O0W 18VDC 18 VDC The single jack marked 18 VDC located next to the power cord carries a low cur rent non hazardous DC voltage for powering accessories such as the Advent MPR 1 micro phone preamplifier To avoid possible con fusion do ...

Страница 16: ... Model 300 to the corresponding right and left channel inputs of the power amplifier Connect the loud speakers to the separate power amplifier Using a separate power amplifier with the Model 300 Because of the very high perform 1 IN TAPE OUT ance of its tuner and preamplifier the Model 300 R R L is appropriate for use as a tuner preamp with even the most elaborate separate power ampli fiers Should...

Страница 17: ...p you to avoid the inconvenience of returning your unit to your dealer or to Advent for unnecessary service If a problem occurs on one program source only a component other than the Model 300 may be causing it For example if you are experiencing difficulties with a single channel during tape or record playing try reversing the left and right channel tape or phono connections to the Model 300 If th...

Страница 18: ...eft on rear panel If this does not restore operation when power is switched On service will be needed Referto page 14 No sound Power indicator Speaker switch es Off Switch to On position light is On Speakers disconnected either Connect speaker wires at rear of receiver or at rear of securely speakers Tape monitor switch In Switch should be Out unless recording or playing back a tape Volume control...

Страница 19: ...aker Balance control set at one Adjust Balance control extreme Connecting cable for one Check connections and channel of an external source reconnect securely disconnected Defective cable connecting Reverse connections to left external source to Model 300 and right channels both at the inputs of the Model 300 and at the outputs of the external source If the problem reverses itself replace connecti...

Страница 20: ... Amplifier clipping Reduce Volume until distorted harshness disappears and or use less Bass boost During FM listening station Adjust tuning carefully for not correctly tuned equal intensity of indicator lights During FM listening Change antenna orientation multipath interference due or switch to Mono mode or use to signals reflected off a more directional antenna buildings In Phono mode dust ball ...

Страница 21: ...r pipe ground turntable to the screw fastening AC outlet cover plate to wall taking care to twist Ground wire filaments tightly together to avoid possible short circuits In all modes speaker cables Replace speaker cords with picking up broadcasts from shielded cables and attach nearby radio transmitter s shield to ground screw on Model 300 Poor FM reception Antenna disconnected Reconnect Antenna n...

Страница 22: ...e least ignition noise Intermittent FM reception Station too weak for consistent Change antenna orientation reception with the antenna or listen to the station with that is in use Muting Off or use a better antenna to improve reception or tune to a station whose signal is stronger Hum occurs during Phono Poor Phono cable connection Plug Phono cords firmly into operation either drowning out to rece...

Страница 23: ... Feedback ioop occurs when the phono cartridge resonates from loudspeaker vibrations which are then reproduced through the speakers Possible solutions Connect ground wire from turntable to Ground screw on Model 300 Experiment with position of connecting cables to minimize interference The sub sonic jilter incorporated in the Model 300 rolls off bass response below 20 Hz minimizing feedback problem...

Страница 24: ...or defaced In case of difficulty If you suspect a defect in your Model 300 Receiver return it to the dealer from whom it w purchased so that he can verify the complaint and arrange for servicing if necessary Taking the unit to a dealer first for verification is partic larly important with a receiver because diffi culties with FM reception or with other components in the system can be mistakenly bl...

Страница 25: ...fter the unit has been gest that you fill in the information indicated repaired it will be returned freight prepaid below so that you have an easily accessible record of the purchase of your Model 300 Stereo FM Receiver Serial number Date purchased Date warranty registration card mailed Dealer Dealer s sales slip number ...

Страница 26: ...Advent Corporation 195 Albany Street Cambridge Massachusetts 02139 617 661 9500 Design Roger Sametz ...

Страница 27: ......

Страница 28: ...Advent Corporation 195 Albany Street Cambridge Massachusetts 02139 617 661 9500 8K 776 Printed in USA 85 954 048 ...

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