However, the device also has an auto mode selectable via a rear-panel switch that allows an input signal turn the unit on, much the same way that auto-on features work with a lot of powered subwoofers. For example, many power amps operate flat out with no gain controls, but the Amp Three has the option of allowing the user to adjust input sensitivity with a pair of knobs on the front panel. Most likely with a certain temp the amplifier will go into protection, Avoiding damage to the vital parts. Grounding or Polarization Precautions should be taken so that the grounding or polarization means of an appliance is not defeated. This amp on the other hand produces clean powerful bass as well as crystal clear highs and an excellent sound stage all in one package.
On the Ohm setting applying the test probes to transistor terminals E,C,B you will get a responce like you had touch the probes together! Hooking up the Wires Audio signals travel out of one component and into another. However, if you are using the unit in a multi-channel installation in company with some other power amps, the ability to adjust input sensitivity downward a tad might come in handy. The headroom is said to be 2 dB, but that is rather vague in light of the missing data about 4-ohm load performance. The fan run all the time even at idle with no signal input. I originally purchased the Amp3 to be used as a rear channel amplifier in my future Dolby Digital setup for home theater.
Still, I've become very loyal to the Amp Three. It has a detachable, three-prong power cord and a 5-amp fuse on the back panel. To ensure the best performance from your unit, please take a few moments to read this manual. If it is new, then it may be worthwhile swapping it over for another by the supplier of the amp regards Graeme Mar 31, 2008 Is the amp already used for L R? Clean, and if your system is properly grounded no hum. Regards Peet Jan 13, 2008 This amp is similar to many of the planet audio class D amplifiers. It sounds like Mosfets to me with a swing toward the upper end.
I have not had the chance to audition those yet. All of your connections should also go from out to in. Great sounding stuff, but always unreliable on anything with moving parts! A normal listening level for this setup for a tea party would be —32db and at that volume they stay on for about five minutes then shutoff on the auto circuit. All other servicing should be referred to qualified service personnel. If you don't get any reading both ways it's dead open and if the meter goes full scale - it's shorted. Posted on Aug 01, 2010 I would check if the amplifier somewhere gets hot.
If you don't get any reading both ways it's dead open and if the meter goes full scale - it's shorted. In my opinion, the latter option wins hands down, and the AudioSource Amp Three proves my point. Follow Instructions All operating and use instructions should be followed. Add a high cut filter so it could easily be used for a subwoofer amp. But anyway back to the amp. Attention: Pour eviter les chocs electriques, introduire la lame la plus large.
On the Ohm setting applying the test probes to transistor terminals E,C,B you will get a responce like you had touch the probes together! And yes, the AudioSource units are fully compatible with those megabuck surround processors. Press button A to activate the A outputs. Summary of the content on the page No. Caution: To prevent electric shock, match wide blade of plug to wide slot, fully insert. In both comparisons using a variety of musical source materials, as well as pink-noise test signals I could not tell the Amp Three from either the Yamaha or the Amp One. Most upscale power amps do not have such an option, and while some enthusiasts would never use more than one pair of outputs, anyway, it is a nice feature if you want to use the Amp Three to drive two pairs of speakers in two different rooms.
The question is: does one need to invest megabucks in a super-duper version in order to get the job done, or will something more modest work just fine? Red posts indicate positive + terminals and black posts indicate negative — terminals. If I have any problems with this product, it involves the owner's manual that came with it. Caution: To reduce the risk of electric shock, do not remove cover or back ; no user serviceable parts inside. To use the Auto On feature, leave this front panel switch in the on position. Press button B to activate the B outputs.
Damage Requiring Service The appliance should be serviced by qualified service personnel when: a The power supply cord or the plug has been damaged; b Objects have fallen, or liquid has been spilled into the appliance; c The appliance has been exposed to rain; d The appliance does not appear to operate normally or exhibits a marked change in performance; or e The appliance has been dropped, or the enclosure damaged. Do not repeatedly replace the fuses. For me, an amplifier is an appliance that will probably perform just as well 95% of the time if integrated into a receiver in five-channel form, usually as it would if mounted in a separate chassis and connected to a preamp via cables. Because of the Konk shell design of the enclosure, it sounds like a 1,600 watt subwoofer. Advertisement Print version Many people prefer to read the documents not on the screen, but in the printed version. Non-UsePeriods The power cord of the appliance should be unplugged from the outlet when left unused for a long period of time.