| Subject | Text |
| Audio amplifier limiting output power | What I have:
• A transformer rated at 150VA / 30V (center tapped) / 5A
• Speaker rated at 30W / 8 |
| The excessive heat, probably from the output stages is likely due to excess current through the driv |
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| PHILIPS TV CHASSIS A02E Suddenly Restarts | I have a Philips TV 29PT8509 . It suddenly restarts . It looks like a malfunctioning protection . I |
| Horiz output | Ahh I get it now,
I would like to scope the base signal while lamp load is on and measure frequency |
| You can convert AC to DC by using a rectifier and a power filter. The factors that depend on these t |
| Tektronix TM 515 w/ PS 501-2, SC 501, FG 501, DM 501, DC 504 | I have a Tektronix TM 515 mainframe with the following plug-ins. Due to its portability this unit i |
| temperature switch | try using a digital multimeter on dc volts, supply 12 volt supply with series resistor to vary outpu |
| [quote:e49eaef5fd="vtech"]Should not be difficult to determine as to why your sub/w is not working. |
| Audio Oscilloscope, Spectrum Analyzer, Signal Generator... | website: http://www.virtins.com
VIRTINS Sound Card MultiInstrument (SCMI) consists of a sound car |
| Re: Tektronix 422 | [quote:da0218760b="ninelives"]I have a Tektronix TM 515 mainframe with the following plug-ins. Due |
| Samsung 4215W STK convergence amps keep failing | Hello. Several months ago my blue convergence went out on my Samsung 4215W RPTV. The blue would mov |
| Re: Motherboard missing chip capacitor | [quote:c57cf54f27="kaaos"]hello i have a nice motherboard and unfortunately the floppy drive hit it |
| Woofer replacement | When measured with an Ohm meter 6.5 Ohms is the DC resistance of the speaker. This places it safely |
| manual for PHILIPS PM 2534 needed | I need manual for PHILIPS PM 2534 system multimeter. I want to comuniacete with it in LabVIEW, but I |
| No image on CRT monitor. LED does. Please advise... | Guys, I need your help :(
I have a Hitachi CM776ET CRT Display.
Since a week ago it started gi |
| Re: samsung home cinema | [quote:cf55dd0e0d="dolhoemti"]Good morning guys.
I have one dvd player samsung model ht120 wich is |
| Another method is taking a mains transformer from a wall cube, clock radio etc, that has a secondary |
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| thx for the info, I did some more research: the BU808DF seems to be a Line Output Transistor (LOPTR |
| CCFL (Cold Cathode Fluorescent Light) Inverter Repair. | Hello I am wondering if anyone can help me with this. My CCFL Inverter (12v, 2 output) recently over |
| Short circuit troubleshooting questions | I haven’t blown any fuses, I’m just planning ahead so I don’t blow any expensive fuses, a dollar’s a |
| Testing the circuit is to be done with the power off!!
Do not apply power until you are sure you ha |
| Repair ASRock Z68 Extreme 4 MB | I've been using this MB for >2 years now, until yesterday it suddenly stop booting. It is in fact |
| Re: Sony KV35v36 Picture Out Audio On | [quote:e771e5df4f="Vortex"]Hello, my Sony picture goes out every 15 to 30 minutes, but the sound sta |
| Output power can be determined from the RMS voltage and the impedance of the load using P = V^2/R
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| IBM G40 Monitor - Not working, - SERVICE MANUAL | [EMAIL me also at: [email protected] , I MAY not visit here again ;-< ]
My IBM G40 15 |
| stereo fuses | This does not mean you have a bigger problem.
The "F" stands for fast blow and the "T" for time-del |
| hello! Just wondering if this orange Triplett Model 60 Multimeter is still available for sale? |
| MOV | Just had a look in my spare parts box in my workshop.
I have a red one, and the legs are exacltly |
| the only advice i can give is to check that all the connectors are firmly pushed in check the fuses |
| Re: panasonic tv - URGENT HELP PLEASE | [quote:35c3b5b82c="pun"]my panasonic tv ct-32sx12 won't turn on, it was working fine yesterday.....p |