Ampeg_B-15_Heritage_Manual_&_Schematic电路图.pdf

《Ampeg_B-15_Heritage_Manual_&_Schematic电路图.pdf》由会员分享，可在线阅读，更多相关《Ampeg_B-15_Heritage_Manual_&_Schematic电路图.pdf（12页珍藏版）》请在收音机爱好者资料库上搜索。

1、Owners Manual RadioFans.CN 收音机爱 好者资料库 Heritage B-15 Bass Amplifier 2 1. Read these instructions. 2. Keep these instructions. 3. Heed all warnings. 4. Follow all instructions. 5. Do not use this apparatus near water. 6. Clean only with a dry cloth. 7. Do not block any ventilation openings. Install in

2、 accordance with the manufacturers instructions. 8. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. 9. Do not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blade

3、s with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet. 10. Protect the power

4、cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus. 11. Only use attachments/accessories specified by the manufacturer. 12. Use only with a cart, stand, tripod, bracket, or table specified by the manufacturer, or sold

5、 with the apparatus. When a cart is used, use caution when moving the cart/ apparatus combination to avoid injury from tip-over. 13. Unplug this apparatus during lightning storms or when unused for long periods of time. 14. Refer all servicing to qualified service personnel. Servicing is required wh

6、en the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped. IMPORTANT SAFETY INSTRUCTIONS 15. Do not

7、overload wall outlets and extension cords as this can result in a risk of fire or electric shock. 16. This apparatus shall not be exposed to dripping or splashing, and no object filled with liquids, such as vases or beer glasses, shall be placed on the apparatus. 17. This apparatus has been designed

8、 with Class-I construction and must be connected to a mains socket outlet with a protective earthing connection (the third grounding prong). 18. The MAINS plug or an appliance coupler is used as the disconnect device, so the disconnect device shall remain readily operable. 19. For the terminals mark

9、ed with symbol of “ ” may be of sufficient magnitude to constitute a risk of electric shock. The external wiring connected to the terminals requires installation by an instructed person or the used of ready-made leads or cords. CAUTION AVIS RISK OF ELECTRIC SHOCK. DO NOT OPEN RISQUE DE CHOC ELECTRIQ

10、UE. NE PAS OUVRIR CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER (OR BACK) NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL ATTENTION: POUR EVITER LES RISQUES DE CHOC ELECTRIQUE, NE PAS ENLEVER LE COUVERCLE. AUCUN ENTRETIEN DE PIECES INTERIEURES PAR LUSAGER

11、. CONFIER LENTRETIEN AU PERSONNEL QUALIFIE. AVIS: POUR EVITER LES RISQUES DINCENDIE OU DELECTROCUTION, NEXPOSEZ PAS CET ARTICLE A LA PLUIE OU A LHUMIDITE The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous vo

12、ltage within the products enclosure, that may be of sufficient magnitude to constitute a risk of electric shock to persons. Le symbole clair avec point de flche lintrieur dun triangle quilatral est utilis pour alerter lutilisateur de la prsence lintrieur du coffret de voltage dangereux non isol damp

13、leur suffisante pour constituer un risque dlctrocution. The exclamation point within an equilateral triangle is intended to alert the user of the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. Le point dexclamation lintrieur dun

14、 triangle quilatral est employ pour alerter les utilisateurs de la prsence dinstructions importantes pour le fonctionnement et lentretien (service) dans le livret dinstruction accompagnant lappareil. PORTABLE CART WARNING WARNING To reduce the risk of fire or electric shock, do not expose this appar

15、atus to rain or moisture. RadioFans.CN 收音机爱 好者资料库 Heritage B-15 Bass Amplifier Heritage B-15 Bass Amplifier 3 NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable p

16、rotection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that

17、 interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measur

18、es: Reorientorrelocatethereceivingantenna. Increasetheseparationbetweentheequipmentandthe receiver. Connecttheequipmentintoanoutletonacircuitdifferent from that to which the receiver is connected. Consultthedealeroranexperiencedradio/TVtechnicianfor help. CAUTION: Changes or modifications to this de

19、vice not expressly approved by LOUD Technologies Inc. could void the users authority to operate the equipment under FCC rules. This apparatus does not exceed the Class A/Class B (whichever is applicable) limits for radio noise emissions from digital apparatus as set out in the radio interference reg

20、ulations of the Canadian Department of Communications. ATTENTION Le prsent appareil numrique nmet pas de bruits radiolectriques dpassant las limites applicables aux appareils numriques de class A/de class B (selon le cas) prescrites dans le rglement sur le brouillage radiolectrique dict par les mini

21、stere des communications du Canada. Exposure to extremely high noise levels may cause permanent hearing loss. Individuals vary considerably in susceptibility to noise- induced hearing loss, but nearly everyone will lose some hearing if exposed to sufficiently intense noise for a period of time. The

22、U.S. Governments Occupational Safety and Health Administration (OSHA) has specified the permissible noise level exposures shown in the following chart. According to OSHA, any exposure in excess of these permissible limits could result in some hearing loss. To ensure against potentially dangerous exp

23、osure to high sound pressure levels, it is recommended that all persons exposed to equipment capable of producing high sound pressure levels use hearing protectors while the equipment is in operation. Ear plugs or protectors in the ear canals or over the ears must be worn when operating the equipmen

24、t in order to prevent permanent hearing loss if exposure is in excess of the limits set forth here: Correct disposal of this product: This symbol indicates that this product should not be disposed of with your household waste, according to the WEEE directive (2002/96/EC) and your national law. This

25、product should be handed over to an authorized col- lection site for recycling waste electrical and electronic equipment (EEE). Improper handling of this type of waste could have a possible negative impact on the environment and human health due to potentially hazardous substances that are generally

26、 asso- ciated with EEE. At the same time, your cooperation in the correct disposal of this product will contribute to the effective usage of natural resources. For more information about where you can drop off your waste equipment for recycling, please contact your local city office, waste authority

27、, or your household waste disposal service. Duration, per day in hours Sound Level dBA, Slow Response Typical Example 890Duo in small club 692 495Subway Train 397 2100Very loud classical music 1.5102 1105The boss screaming at his minions about manual deadlines 0.5 110 0.25 or less115Loudest parts at

28、 a rock concert RadioFans.CN 收音机爱 好者资料库 Heritage B-15 Bass Amplifier 4 Introduction Hand-built and hand-wired in the U.S., the Ampeg Heritage B-15 delivers legendary tone in a design that truly lives up to the iconic standard set by inventor Jess Oliver 50 years ago. The Heritage B-15 features circu

29、it paths of both a 1964 and 1966 B-15, including classic Baxandall EQ controls and premium 6SL7 octal preamp tubes along with a bias switch, recreating each years distinctive bias methodology. The extremely high-quality flip-top cabinet features the legendary double-baffle design and houses a highly

30、-researched, custom- designed 15” Eminence driver. The Heritage B-15 is no mere tribute; it meets and exceeds the performance, look and tone of the legendary original, down to each and every component. In order to get the most out of the Heritage B-15, please read this manual before you begin playin

31、g. And thank you for choosing Ampeg. Features: Hand-builtintheU.S.A. Limitededitionproduction Only50unitsavailable Numberedandmatchedheads/cabs ClassicAmpegflip-topdesign Chrome-platedchassis RuggedcabinetsmadewithBaltic birch and poplar Legendarydouble-bafflecabinetdesign delivers classic tone Twod

32、istinct,hand-wiredpreampcircuits Channel11964(B-15NC) Channel21966(B-15NF) Selectablebiasmodesforultimatetone control 1964cathodebias(25W4or8 ) 1966fixedbias(30W4or8 ) High-gradenewandN.O.S.tubes Preamp3x6SL7 (N.O.S. JAN Philips ECG 6188) Rectifier1x5AR4(GZ34S) Poweramp2x6L6GC LegendaryBaxandallbass

33、/trebletone stack on both channels Dualinputsperchannel(0dBand15dB) Custom-designed15”US-madeEminence driver 4”voicecoil 109ozceramicmagnet Aluminumdustcover Externalamplifierout Removabledollywithcasters Dimensions(HxWxD):27”x21”x14” w/dolly 96lb/43.5kgw/dolly Table of Contents: Important Safety In

34、structions 2 Introduction / Features 3 Heritage B-15 Front Panel 5 Heritage B-15 Rear Panel 6 Important Information About Tubes 7 Heritage B-15 Block Diagram 10 Heritage B-15 Specifications 11 Heritage B-15 Service Information 12 Heritage B-15 Bass Amplifier Heritage B-15 Bass Amplifier 5 Heritage B

35、-15 Front Panel 1964: 1. INPUT: The signal output from an instrument (active or passive) may be connected to one of the two 1/4” inputs by means of a shielded instrument cable. The top #1 input jack is 0 dB while the bottom #2 input jack is 15dB.Thischannelreplicatesthe same circuitry as the classic

36、 1964 B-15NC. 2. VOLUME: This controls the overall output level to the speaker outputs. Use it wisely, and turn it down when making connections. 3. TREBLE: Use this to adjust the high frequency level of the amplifier. This provides up to 18 dB of boost or cut at 5 kHz. The high frequency output is f

37、lattest at the center position. 4. BASS: Use this to adjust the low frequency level of the amplifier. This provides up to 10 dB of boost or cut at 40 Hz. The low frequency output is flattest at the center position. 1966: 5. INPUT: The signal output from an instrument (active or passive) may be conne

38、cted to one of the two 1/4” inputs by means of a shielded instrument cable. The top #1 input jack is 0 dB while the bottom #2 input jack is 15dB.Thischannelreplicatesthe same circuitry as the classic 1966 B-15NF. 6. VOLUME: This controls the overall output level to the speaker outputs. Use it wisely

39、, and turn it down when making connections. 7. TREBLE: Use this to adjust the high frequency level of the amplifier. This provides up to 18 dB of boost, or 30dBofcutat5kHz.Thehigh frequency output is flattest at the center position. 8. BASS: Use this to adjust the low frequency level of the amplifie

40、r. This provides up to 11 dB of boost or cut at 40 Hz. The low frequency output is flattest at the center position. 9. ON/STANDBY SWITCH: Use this switch to activate the amplifier after the On/Off switch 11 is turned on. Always make sure the On/Standby switch is in STANDBY mode when powering the Her

41、itage B-15 ON or OFF 11. Allow at least 30 seconds before turning the On/Standby switch to the ON position. During short breaks this switch should be set to the Standby position to help prolong the life of the amplifiers tubes. 10. BIAS SWITCH: With this switch, users may now select between 1964 cat

42、hode bias or 1966 fixed bias, 1964 or 1966 preamp or have the ability to mix and match. 11. ON/OFF SWITCH: Use this switch to turn the overall system power on or off. Always turn this switch ON first and OFF last! Turn the On/Standby switch 9 on at least 30 seconds after turning on the On/Off switch

43、. 1523467891110 Heritage B-15 Bass Amplifier 6 12. IEC POWER INPUT CONNECTOR: This is where you connect the supplied AC power cord. The MAINS fuse is located inside the IEC socket fuse drawer and should be left alone unless a fuse has blown. To remove and replace the fuse: *Disconnect the power cord

44、 from the IEC socket. *Remove the fuse drawer. *Remove the fuse and replace it with an equivalent-typefuse(T3.15AL250V). 13. H.T. FUSE: The HIGH TENSION fuse is located inside the fuse holder cap and should be left alone unless a fuse has blown. To remove and replace the fuse: *Disconnect the power

45、cord from the IEC socket 12. *Remove the fuse by turning the fuse holder cap counter-clockwise. *Remove the fuse and replace it with an equivalent-typefuse(T0.5AL250V). 14. EXT AMP: This feature was originally designed as a means to daisy-chain two or more B-15 amps together for additional power. Th

46、is new-and-improved Heritage B-15 could also be used as a lineouttofeedanunbalancedHi-Zinput such as a direct box or a mixer. Alternately, it may be utilized as an input. Any signal applied here will not be affected by the volume controls 2, 6. 13141512 15. SPEAKER OUTPUTS: These 1/4” TS output jack

47、s supply speaker-level power to the speaker cabinet. The rated power output is 30 watts rms into a 4 or 8 load. The Heritage B-15 cabinet is rated at 8 . When using a single Heritage B-15 cabinet with the Heritage B-15 head, connect the cabinet to the matching 8 speaker output jack using a high qual

48、ity speaker cable. When using the Heritage B-15 cabinet with an additional 8 ext. speaker, connect the two (8 ) cabinets to two 4 jacks using two high quality speaker cables. (Two 8 cabinets in parallel equal a 4 load). When using the Heritage B-15 cabinet with one 4 cabinet, such as a Heritage SVT-

49、410HLForSVT-810E,connectthe single 4 cabinet to the 4 speaker output jack using a high quality speaker cable. Use speaker cables with 1/4” TS ends only to make the connections. Do not use instrument cables as they may overheat. Heritage B-15 Rear Panel Heritage B-15 Bass Amplifier Heritage B-15 Bass Amplifier 7 A brief history of the tube: In 1883, Thomas Edison discovered that electrons would