Latest threads in Electronics Repairshow only best voted threads
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Part ID: Sony IC
Comes out of Sony SMPS board for a Sony plasma KE-32TS2U. Board ID is PSE324. Has a shorted 2SK2717, and several .47 ohm surface mount resistors. Problem is is that there is no drive from the...
3
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14 years ago
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IC reverse engineering
bob
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14 years ago
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Digital Projector Filters-DIY?
"Off-brand" digital projector bulbs are much cheaper than OEM, but they don't generally come with air filters. Does anyone know of a cheap source, or perhaps what type of foam to use to cut your own?
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14 years ago
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Coax cable used for DC instrumentation
Hello, I am working with an instrument which outputs 0-5mV, and that signal has to reach a sensing device 35' away. I am concerned with noise, and I don't think shielded cable will work well enough....
30
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14 years ago
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30 | |
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Zeners in series...
Hey there, could somebody take a quick look at this circuit and try to explain me what's the purpose of the 2 zeners near the interrogative point ? Here's the schematic: they are working as voltage...
7
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14 years ago
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Hmmmm ... Yet another solder compound ...
Arfa
8
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14 years ago
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8 | |
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Update: 3.3V vs. 3V dilemma
To bring this little saga to a close, I built a little AC adapter for my Fuji Finepix digicam: brought in 5 volts from a little Samsung wall wart, put the regulator and an electrolytic cap in a film...
18
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14 years ago
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18 | |
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CFL on photo on/off?
What is the problem with operating a CFL on a dusk to dawn device that uses a photo sensor? Does it suffer the same fate as running the CFL on a dimmer that is full on? That's my guess. My motion...
19
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14 years ago
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19 | |
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hacked by a battery charger?
bob
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14 years ago
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Crack propogation to inside an IC
Dropped Yamaha XR800F mixer amp, numerous problems mainly around a cracked board. Crack mechanics dealt with and trace bridges function. But the crack ended at pin 6 of a 28 pin SRAM Winbond...
9
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14 years ago
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9 | |
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Clueless customers
I need to rant... Welcome to life in the slow lane. I got an email from a customer asking what type of contact cleaner to use on his laptop keyboard. I grab the phone, call, but too late. He had...
37
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14 years ago
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37 | |
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Schematic Software Schematic Software
Schematic Software Schematic Software Schematic Software Schematic Software SchematicPro, Custom Design Electrical Schematics Exstensive Parts Library, Import Export Schematics Save in many formats...
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14 years ago
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Need a sound recorder, what should I get?
Need a sound recorder for recording noise intrusion from an adjacent tenant. Using Sony ICD-SX700 did not achieve very good results. What should I use?
40
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14 years ago
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40 | |
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Update: Charging MP3 Player, Coby MP620-4G
Hi, Since my original post, I bought the Coby MP620-4G MP3 player. The OM says to use a "high power" USB port (computer). There is no other information in the OM or at their web site on a recommended...
8
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14 years ago
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B&K 3025 sweep Gen
Anyone out there got a manual for the B&K 3025 Sweep gen? I only need the calibration instructions. TIA, JC
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14 years ago
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