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amplifier

  1. efrance45

    SMART TA225 cinema amplifier

    Hi all! An old Smart amplifier came up for sale near me for $20. It definitely would be in fair condition at best, but I was curious if anybody can chime in if this would be a good purchase or not? I've looked for information but not drawn up much - supposedly they were manufactured by Hafler...
  2. artsybob

    Realistic SAF-40D Right Channel Problem

    My Realistic SAF-40D tube integrated amp was working flawlessly for the three years since I had it recapped. However, my right channel speaker cut out a few weeks ago. No sound will come out of it though both channels come in clearly through my headphones. I thought it might have been the...
    • artsybob
    • Thread
    • 7189 amplifier integrated amp japanese tube amplifier radio shack realistic saf-40d tube
    • Replies: 2
    • Forum: Tube Audio
  3. L

    Need db/ohm help

    I hope someone here can help with my quandry. This is a car audio question. My vehicle came with a premium sound system and the speakers were shot. So I decided to upgrade the head unit (Alpine ilx650) and door speakers. From what I understand the stock amp is pushing 2ohms. I am not certain of...
    • laser_vaper
    • Thread
    • amplifier car audio impeadance speaker advice
    • Replies: 8
    • Forum: Speakers
  4. Allan Castle

    Vintage H/K: upgrades and alternatives?

    I'm considering upgrading some of my gear which I guess like most people's is a little variable in quality. I play only vinyl, with my current rig being: Turntable: Rega P1 with stock Rega Carbon cartridge; I know, I know... Amplifier: Harman/Kardon hk 450 ... circa 1978; this is my only...
    • Allan Castle
    • Thread
    • amplifier bowers & wilkins harman kardon rega solid state upgrade vinyl
    • Replies: 31
    • Forum: Solid State
  5. A

    Accuphase E 202 vs McIntosh MA 6200

    hi All , I am currently in the hunt for a new amp and been thinking of getting either one of these two vintage integrated amp but having a hard time choosing since both got pretty stellar reviews. I got pretty reasonable deal for either ,but unfortunately since its vintage gear online , its a...
    • adi p
    • Thread
    • accuphase accuphase e-202 amplifier mcintosh mcintosh ma6200 solid state vintage
    • Replies: 1
    • Forum: Solid State
  6. rickl

    Kenwood KM-209 Impressions

    In my quest in finding affordable high power Kenwoods, I’ve been curious on the late 80s KM/KC rack series. I picked up a $20 KC-209 and updated it with the Basic C1 updates. You can read about it here. I was looking for a matching power amp. I’ve read most of the posts of the KM-10X (125...
  7. S

    Bose 1800 with Alons IV

    hi Guys, I want your thoughts on whether pairing the bose 1800 amplifier and Alon IV would be a wise idea or its a recipe for disaster. I have an Alon IV and i am being offered a bose 1800 for virtually nothing and looking at the specs of the Amp , i am wondering if its safe for the...
  8. T

    Dynakit ST70

    Hey everyone, I just purchased a Dynakit ST70 Amp along with a PAS-2 PreAmp, and FM-1 Tuner. I am looking to restore them to original condition and this is the thread tor the ST70. I am looking for tips, tricks, and help to bring it back to life. My intentions are to replace capacitors and keep...
  9. J

    AU-5500 and AU-6600 price for good condition models

    I am looking for a vintage amplifier for quite some time now and I kind of fell in love with Sansui for the design of some of their models (black front plate and silver knobs). Now I found an AU-5500 and an AU-6600 in good condition. I just wonder if the price mark of 500 and 650 EUR is okay or...
  10. P

    Using an Amplifier, Marantz 2330

    Hello, I'm looking at getting a Marantz 2330 and there's a question that I have. With the speakers I just got I'm afraid that I need some power to really drive the speakers (100W+). My question is.... If I get an external amplifier for the 2330 and only use the preamp within the 2330, am I...
    • P-SX950
    • Thread
    • amplifier marantz 2325 marantz 2330 preamp
    • Replies: 5
    • Forum: Marantz Audio
  11. rickb119

    Good Amp for KEF 104/2?

    I'm currently driving my KEF's with the amp side of a Pioneer SX-1010 and using a Schiit Saga pre (because I want a remote). I love how it sounds but would like something with a little more power, to get the best out of them. Besides, it seems such a waste to use only half of a good receiver...
  12. Mattia

    Some advice for an audiophile neophyte

    Hi, I'm completely new to this world, I'm 18 and I don't know anyone who likes turntable. I have bought a Technics SL bd20, p24 mount but the stylus is damaged, do you have any suggestions for a good replacement? Something from 30$ to 100$ I have to buy also an amplifier, in my eBay list i...
    • Mattia
    • Thread
    • amplifier technics turntable advice
    • Replies: 12
    • Forum: Turntables
  13. Hudson47

    Kenwood KA-3500 problems HELP!!!

    My new Kenwood KA-3500 is having troubles, if you run just the A speakers only the left one works, if you run just B both left and right channels work. Then if you run A+B only the left channel works. Any help appreciated. HELP!!!!!
    • Hudson47
    • Thread
    • amplifier help integrated amp kenwood kenwood ka 3500 sansui soundcraftsmen 20-12 teac
    • Replies: 7
    • Forum: Solid State
  14. nubetrueno

    Amplifier TA 818 RMS doubt

    Good afternoon. My English is bad. QUERY. I have a Sony TA 818 amplifier. The manufacturer's specifications are: Continuous RMS power output (AEP, UK, West Germany, Italian model) -> TA-717M = 30 + 30 watts (6ohms, at 1khz, 5% THD) -> TA-818M = 45 + 45 watts (6 ohms, at 1khz, 5% THD) Peak...
  15. AlexHempel

    Sony TA-4650 VFET Amp Restoration

    Greetings all, I purchased a Sony TA-4650 VFET amplifier as a quarantine project and thought I'd start a thread to document my efforts. My Stax headphones go well with warmer, less-fatiguing amps and I left my Pioneer M-22 back in NYC, so this seemed like a good pick-up. Plus, I want to see if...
  16. buck1108

    Acoustic amplification ag60 - loud hum

    I am working on an acoustic amplification ag60 amplifier. I was told that it quit working after a nearby lightning strike. This amplifier is making a loud humming noise and there is no audio signal from the input coming out of the speakers. However, there is a mix of a hum and audio input coming...
    • buck1108
    • Thread
    • acoustic amplification amplifier hum
    • Replies: 6
    • Forum: Solid State
  17. B

    Yamaha A 500 Integrated Amp and Speaker Compatibility

    I have a Yamaha A 500 Integrated from 1983 that I just matched up with a pair of used Jamo E 800 bookshelf speakers that I bought this week. The sound when bi wired is incredible for a speaker that retailed for $400 a pair in its day. But... I just noted the A 500 is rated for 8 ohm...
  18. lopezluna

    Need help identifying the value of this resistor please.

    Hello fellow AK'ers. I need help with this resistor value please. My eyes cant distinguish the color on one of the bands therefore I cant order the resistor. Any help would be greatly appreciated. I do have a picture of how to look up resistor values but I the problem is my eyes wont cooperate...
  19. ssouci

    X-202: How to Maximize Sound Quality?

    I have a Fisher X-202 integrated amp wondering what other owners are are doing to squeeze the most out of their amps in terms of SOUND QUALITY, and to a lesser degree, reliability what things have you done that provided the greatest and most worthwhile improvements in sound quality, in terms...
    • ssouci
    • Thread
    • amp amplifier executive fisher tube x-202 x202
    • Replies: 12
    • Forum: Fisher
  20. Isaac C.

    Amplifier Gain Settings Question

    Hello everyone, I have a Hitachi Ha 610 that has three gain settings buttons below the stepped level attenuator. I've had this amp for a couple months but never really paid attention to these buttons. What exactly do they, I know they adjust gain but I'm still a little confused when it comes to...
  21. M

    Yamaha MX-1000 & JBL DX-1 repair/restoration service

    I have 2 Yamaha MX-1000's that are in need of repair. I use these monsters for biamping my JBL XPL-200'S ALONG WITH THE UNICORN DX-1 crossover, which is in need of refurbished RCA connections. Can anyone here direct me to a qualified servicer please?
    • MJaso
    • Thread
    • amplifier crossover dx-1 jbl vintage yamaha
    • Replies: 4
    • Forum: Yamaha
  22. JeffNTaxes

    Need help - headphone amp + phones decision/setup

    I'm running the system in my sig down there, Superphon Dual Basic > Superphon amp w/Systemdek TT mainly. I want to use the tape outs of the pre to a headphone amp so I can defeat the speaks and listen while the wife watches Dr. Pimple Popper in peace. I believe the hookup scenario is sound...
  23. 82smithtown

    DIY Recapping/Restoration

    Good morning and Happy New Year! I have two main stereo systems in my house. The large one in the living room consists of EV S15-3’s that are mint with rebuilt x-overs, and the smaller bedroom system has JBL 4406’s. I just recently purchased a never-used-in-box Hitachi HA-2 amplifier to push...
    • 82smithtown
    • Thread
    • amplifier diy electro-voice ev hitachi jvc kyocera recap receiver restore
    • Replies: 15
    • Forum: Solid State
  24. frankosport4

    EICO Cortina 3070 & 3150 Integrated Amps

    Have done some searches on Audiokarma.Org for any mentions of the EICO Cortina integrated stereo amp models 3070 (15w x 2 at 8-ohms, continuous; originally $ 89.95 kit or $ 129.95 wired) and 3150 (40w x 2 at 8-ohms, continuous; originally $ 149.95 kit or $ 225.00 wired). Can find no mentions of...
  25. I

    Adcom GFA-585

    I've been a longtime lurker, but I've finally got some questions. I picked up an Adcom GFA-585, that is in good physical condition. I tested the voltage across the speaker terminals during start up, and warm up, and had it stabilize well under the 30mV suggested by EBC Electronics. I have no...
    • Immersion
    • Thread
    • adcom adcom gfa-585 adcom gfp-565 amp amplifier pre-amp stereo
    • Replies: 19
    • Forum: Solid State
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