You can also text "SUPPORT" toto get on-demand support information and live agent help from Ampeg (text-only number; see below for VOICE phone number). all lamps, mine is with an HP 15-inch. AmpegVolume and Tone Knob for SVT-450, BA-115, SVT-350H Volume and tone knob 1990 for these Ampeg amplifiers: SVT-450 BA-112 BA-115 SVT-350H VH-140C. I have a 1969 B25 head with the ampeg service manual. pdf - 116 Kb 17: Ampeg_b12n_b15n. 5" manual, similar to the one that came with the amp originally.
,489 + Shipping. Ampeg is a manufacturer best known for its bass amplifiers. I still have the PH410, so I am ready to rock--except I&39;m at drill for the next 4 days, so won&39;t have a chance until next week. Re: Ampeg b25 - best guitar amp for the bucks Post by misterMagoo » Mon 11:10 pm From the looks of the pic, one difference is in between those two toggles there is a polarity switch, where that light is on yours. pdf - 2511 Kb 23: Ampeg_b12xt_portaflex. Owner’s Guide for the B2/B2R Bass Amplifier Made in the U. Dayton, OH, United States. Base starts at 2:04 Ampeg B25B Head Demo My vintage ampeg, which i gig with.
tech offer 36 Ampeg manuals and user’s guides for free. Includes: 7027A JJ Power Tubes, Matched Pair; 12AX7 JJ, Preamp Tube, 2 pcs. According to that, Power Handling: 130 watts RMS per cabinet Impendance: 4 or 16 ohms, selectable. Two, Ampeg briefly shifted its tube rectifier to a solid-state diode rectifier. And if I am honest, a 50W option might be the best option for me right now. Service manuals, schematics, eproms for electrical technicians. Download AMPEG B25B SCH service manual & repair info for electronics experts Service manuals, schematics, eproms for electrical technicians This site helps you to save the Earth from electronic waste!
By 1968, Ampeg was firmly planted as a world class amp builder, having had massive success with their Portaflex "flip top" amplifier series, headlined by the B-15N which was the preferred amp of nearly every Motown act of the 60s. You end up with an 8. The B25B head is 55 watts RMS into a 16 OR 8 ohm load (straight from the manual) and was coupled with a B25B 2-15 cab at 130 watts RMS switchable from 4 to16 ohms. pdf - 136 Kb 24: Ampeg_b12xy. I was wondering if any one is familiar with this model of ampeg bass head?
ampeg b 25 amplifier schematic 23 KB ampeg b25 jp schematic 23 KB ampeg b25 portaflex amplifier schematic 23 KB ampeg b25 schematic 22 KB ampeg b25b schematic 542 KB ampeg b115 amplifier schematic 136 KB ampeg b410 amplifier schematic 136 KB ampeg bt15 15c 15d 18c schematic 279 KB ampeg ej 12 a echo jet amplifier schematic 15 KB. pdf - 84 Kb 19: Ampeg_b12x. Ampeg B-25 55-Watt Guitar / Bass Amp Head Late 1960s. Complete tube set for your Ampeg B25 and B25B.
But, out of the blue, a buddy mentioned that he has an Ampeg B25 that has been sitting in his closet for a decade. Sound test of a recenlty serviced 1971 Ampeg B25 amp (a) as a Bass amp with a custom KSP bass and a Trace Elliot 1818x cabinet and (b) as a Guitar amp with four different guitars (Strat, Tele, LP. An Introduction to your ampeg b25 manual new Ampeg B5R Bass Amplifier: Thank you for making one of the best choices you will ever make for your musical career – choosing one of the finest bass amps available, the Ampeg B5R. pdf - 90 Kb 18: Ampeg_b12n_b15nb. This version of the manual has the pages rearranged so you can print them on five (5) 8. pdf - 147 Kb 22: Ampeg_b12xt_manual.
I need to figure out the primary impedance of the output transformer to order a replacement. 5" x 11" sheets of paper, double-sided, stack them, staple in the center of the page ampeg b25 manual and fold. Amplifier user manuals, operating guides & specifications. We offer the most comprehensive source of parts for the restoration and repair of both vintage and modern Ampeg amplifiers.
Download AMPEG B-25 SCH service manual & repair info for electronics experts Service manuals, schematics, eproms for electrical technicians This site helps you to save the Earth from electronic waste! Ampeg B25 Amp Schematic Ampeg B25B Amp Schematic Ampeg EJ12 Echo Jet Amp Schematic. I may end up switching it to 6l6 power tubes, would the OT specs need to change to get the best performance?
7199 NOS, Driver Tube, 1 pc. I have done several researches to try to gather the correct info but no luck. Also, the "death cap" was actually mounted on the main board, which I found.
In true Ampeg tradition, the B2/B2R offers you more power, performance and flexibility than any other bass amplifier in its class. Also for: Vt-22, V-2, Vt-40, G-212, G-412, G-410, Svt, V-4b, B-25b, B-15s, B-15n, B-115, B-410, V-6b. Dayton Vintage Guitars & Amps. Here&39;s the scoop.
I own this rig as well as another B25B head. UTILIZATION no manual, bought used, configuration could not be more simple. The B-25 amps are not known for being extremely noisy amps. Additional tube options available form the drop down menu below. 0 / 5 ★★★★★. In order to get the most out of your new amplifier, please read this user’s guide before its use.
all stock, well except the caps that i changed out when i received it. Manual services, hifi Manuals, diagrams, owners manuals, schematics, datasheets and brochures online for free download for your guitar amplifiers, mixers, effect processors, midi synthesizer, available on of the vintage hifi site: www. I recently went out and purchased a used 1974 Ampeg B-25B head.
Download AMPEG B25 service manual & repair info for electronics experts. Ampeg manuals, Musical Instruments & Sound System. Download AMPEG B25B service manual & repair info for electronics experts Service manuals, schematics, eproms for electrical technicians This site helps you to save the Earth from electronic waste! The only step I think that will help is to get the amp to the specs of the schematic.
The Ampeg B-25 is a 55W all-tube bass amp head released by Ampeg in 1968 and produced until the late 1970s. Ampeg B-25B Pdf User Manuals. It works and sounds great! Have a look at the manual Ampeg Bass Combo B2 User Manual online for free.
It&39;s the one that uses 2 12ax7s, a 7199 and two 7027 power tubes. pdf - 138 Kb 25: Ampeg_b12x_manual. The outstanding features of your new amplifier, features which set it apart from the competition, are listed below. I got so deranged by the Hartke idea I forgot about the B15. Ampeg also upgraded the multi-section can capacitor, though this change only held until 1964, when Ampeg returned to using a tube rectifier. V-4 amplifier pdf manual download. Share the user manual or guide on Facebook, Twitter or Google+. A single 15 could give you a really nice result, very B15 like, which is a really great, classic sound.
Jeff Sugzdinis for printer-ready version of the manual. It’s possible to download the document as PDF or print. Hey all, i&39;m restoring an original B25 and getting lost in the convoluted circuit board.
View and Download Ampeg V-4 operating instructions manual online. Power trannies don&39;t fry themselves and only make hum or create noise issues. 2 user reviews on Ampeg B25B. This versatile and powerful bass amplifier delivers up to 675 watts of unsurpassed musical power, and offers several outstanding features. 2 channels with two separate inputs per channel (bright and normal) for each channel ultra low and ultra hight button to boost the bass or treble either. pdf - 160 Kb 21: Ampeg_b12xt_b18x.
So he let me borrow it! Running 12AU7s will reduce gain (and a lot of bass players do this to Ampeg amps), but it&39;s not really a fix for hum issues. Use for bass is, as usual, subject to your tastes for tone and volume. Preferred Seller. The speaker cabinet is an old Ampeg B25-B cab with (2) original Eminence 15&39;s. We also offer a full line of services including: amplifier repair, speaker repair and re-coning, cabinet refurbishment, and custom cabinets. mainly, I can&39;t find a few of the components!
This is me messing around on my vintage Ampeg B25-B tube bass amp. Ampeg Amp Schematics to assist you with your amplifier repairs and modifications. Revived from the past and enhanced for the present, this limited production model offers ampeg b25 manual all of the best features of the 1960’s classic plus more. Ampeg B-25B Pdf User Manuals. pdf - 110 Kb 20: Ampeg_b12xt. Thank you for selecting the Ampeg B-15R Portaflex Bass Amplifier. Ampeg B25 Guitar Amp Replacement F eatu res Ampeg B25* 55 Watt Physically, parts were designed to look similar to original factory units (where possible).
This is my first real Tube amp. pdf - 140 Kb 16: Ampeg_b12nf_b15nf. All tubes are selected for best overall quality and performance. The power output specs state: 55 watts RMS minimum continuous at less than 5% T. into a 16 or 8 ohm load over the 20 to 20,000 Hertz band.
3 O z o —l o o &39;n a. The 10k ampeg b25 manual 5w & 47k near the 40uF filter caps don&39;t appear to exist on this amp. Ampeg B25-B 55-Watt Guitar / Bass Amp Head Late 1960s. The introduction of a solid-state component brought B+ Voltage up and eliminated the need for the 5-volt filament winding. In the world of high performance bass amps, Ampeg’s SVT amplifiers stand alone. I was thinking Ampeg cabs and getting that SVT sound, which is the sound of 10&39;s.
For amplifier support or any questions concerning owner’s manuals or schematics please open a ticket here. View online or download Ampeg B-25B Operating Instructions Manual. Probably the dominant bass sound in popular music until the SVT arrived, and still preferred by many. Starting price is for tube set listed above. View & download of more than 323 Ampeg PDF user manuals, service manuals, operating guides. Originally established in 1946 in Linden, New Jersey by Everitt Hull and Stanley Michaels as "Michaels-Hull Electronic Labs," today Ampeg is part of the Yamaha Guitar Group.
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