amplifier

amplifier

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  1. Q

    Signal generator amplifier using only positive pole output, underperforming

    I have a 100W 50 ohms signal generator amplifier with a 35 meters coil wire (1.5 mm) as a load, BNC connectors. The requirement is that only the BNC POSITIVE pole is connected to the wire and used as antenna. The amplifier require a minimum of 4 ohms load. This is not a closed circuit antenna...
  2. I really don’t know

    Light glows brighter when bass kicks in on amplifier.

    My GE “Vintage Style” led light bulb glows noticeably brighter when bass kicks in on amplifier, connected to 4 1-15 watt speakers in parallel. The amplifier has 120 watt max output power, with a 100 volt output, a 70 volt output, and a 4-16 ohm output (4-16 ohms is the one being used).You cannot...
  3. M

    Soldering 3.5 mm TRS cable to amplifier with +, - and OUT as output

    Hi! I want to solder a TRS cable to a circuit amplifyer. The amplifyer has +, - and OUT as outputs. I have heard that it should be possible to use a 3.5 mm TRS cable but I'm wondering to what output I should solder the wires from the TRS cable. Someone told me that I should use either TIP or...
  4. DrFrankenBulb

    Hookup Supervisor / Safety signal>amp>coupler

    I think I posted in the wrong place before.... Alamogordo, NM off Indian Wells We have some nice crafted gear to hook up and I think I can? But I can't read a schematic. It needs the DC power source hooked up as well and it is assembly of finished parts - gotta put the amp & coupler in a box...
  5. O

    Freezer causes audible clicks on audio amplifier, but only when on same ring

    Hi - my 1 year old table top freezer causes audible clicks on my (good quality) audio equipment every 15-30 minutes as it turns on/off. What is particularly surprising to me is that the clicks only happen when the freezer and audio are on the same mains ring. I have monitored the output of the...
  6. H

    please help me indentify terminal of denso a/c amplifier

    please help me. i have a denso amplifie 077100-4030 but i can't indentify its terminal(i want to make a/c similator for our students) please help me /thanks
  7. K

    Masthead amplifier stopped working

    I have a masthead amplifier that uses an Antiference PS12F power supply. Recently I had an electrician round to do some work, and he had to throw some of the switches on the fuse box to find the mains plug that he was working on. Since then, I have had no TV signal and the Antiference power...
  8. L

    Guitar amplifier made portable?

    Hi there! Me and a friend would like to go busking in London. We do have two guitar amps which will be enough for the amount of instruments/mics we will be using. However, the amps still need to be plugged into a socket. Is there any way we could buy a cheap power bank or another kind of...
  9. T

    Relationship between coax splitter and amplifier?

    Hi New here, so greetings to everyone. Fitted Labgear splitter in loft a few weeks ago to split cable from outside aerial. (One now goes to new tv in bedroom, other downstairs to main tv) Signal is ok (100% quality on all freeview channels, but signal level only about 40% on most) Only...
  10. P

    Help needed! Car charger / TV amplifier

    Hi! Just bought a new house and wired my car charger up. It’s been wired up to the same circuit breaker as the ‘loft/tv socket’. Now my TV isn’t picking up any TV signal! The tv amplifier is on in the loft with everything connected. Has anyone got any ideas? Am I being an idiot as per?? Any...
  11. A

    Tv Aerial amplifier cable

    daughter moved into a 1 bed rented flat for uni tv Aerial works in lounge but not in the bedroom feeds of 1 aerial it looks like landlord says she needs a cable that connects to the wall socket (bedroom) to tv with a little box attached to amplify the signal from the main aerial point in the...
  12. P

    Ceiling spotlights to power aerial amplifier?

    Can anyone advise if it's ok to take a spur of the last ceiling spotlight transformer to power a tv ariel amplifier which is located in the attic ?
  13. S

    Hi. I'm new to this forum, I need help with fixing an amplifier.

    Hi. I've just joined this forum but I'm not sure if I'm in the right place to be honest. I've got a Pioneer SA-1290 amplifier (stereo integrated amplifier) and have a problem with the voltage selector switch at the back of the unit. I was hoping to find someone who is familiar with Pioneer...
  14. P

    80A Power Amplifier AC Power Binding Posts M8x58mm required

    Hi, can anyone give me a UK supplier for one black and one Red 80 amp binding terminal posts M8 by 58 mm these are available on ebay from overseas, but I have not ben able to fid a k supplier. Regards Steve
  15. C

    Amplifier

    Not sure which amplifier to get i would like cheapest possible which will still give reasonable sound Im using 4 of these speakers http://www.amazon.co.uk/CEILING-SPEAKER-2-WAY-WHITE-SINGLE/dp/B003S8KKRY/ref=sr_1_1?ie=UTF8&qid=1399023700&sr=8-1&keywords=ceiling+speakers Each speaker has two...
  16. H

    Advice on plan (diagram included) to remotely turn on an amplifier using CAT5

    Hi all, I am currently have an amplifier that is powered by an ac/dc adapter (as shown in diagram below). In my house I have CAT5 cable run from where the amplifier is to a position on the wall (it is currently not being used). I want to be able to push a button on the wall where the CAT5 cable...
  17. T

    Bosch proportional valve amplifier

    Been trying to find a decent datasheet on the internet to no avail. I am dealing with a Bosch type 2M2.5-RGC2. It's used to control the speed of a conveyor driven by a hydraulic motor. It has a variable voltage from a pot to terminal 2. What appears to be an enable signal to terminal 4. A 24v...
  18. T

    Best One Way Amplifier

    Hello Guys, I was just browsing through a few threads on here, and came accross a previous thread on "ordering the best stuff". It seems logical to me to use a single amplifier (as close to the aerial as possible) and then f type splitters, and installing with high grade wf or pf cable, but i...
  19. S

    Tv amplifier help?

    I kno little about tv arials and was wondering what would be the best option to install areials in my house, I currently have three points all wired back to a single point under the upstairs floor boards where they are split using splitters, the run from this point to the main arial on the roof...
  20. L

    Electric guitar and insane amplifier noise!?!

    Newbie here so i apologise in advance for any confusion! I know nothing about wiring but i have found diagrams etc online to look at and come to some assumptions..... I have a tokai 'springy sound' electric guitar that all seems to be wired fine and has a ground wire from the bridge to the...

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