Electronics Down Under

ba1404 clock signal , help

Hi guys. I build a FM transmitter based on the ba1404 chip. The problem arises because this chip need a 38Khz crystal f...

3 comments posted 17yrs

posted by gulanito

3 comments posted 17yrs posted by gulanito

Mains plugs for 12V DC

Check out this months SC. Someone has mailed in showing off a 12V power plug system for their bench - using mains power...

23 comments posted 17yrs

posted by altzone

23 comments posted 17yrs posted by altzone

how to find equivalent transistor

Hi, I need to replace a 8050 transistor. I found the data sheet on the web but no source to buy one. (NPN TO92 IC 800mA...

5 comments posted 17yrs

posted by scarborofun

5 comments posted 17yrs posted by scarborofun

FPGA Lab Liquidation Sale

FPGA Laboratory Liquidation Sale. Over 1,000 units - be quick, all stock must go! We have to get these items out of the...

0 comments posted 17yrs

posted by tony

0 comments posted 17yrs posted by tony

Valves nowadays (just a reflection by a oldie)

Reflecting on that recent post on the Jaycar 'valve' amp, and how piss-weak the current valve fad is compared to how th...

7 comments posted 17yrs

posted by bxvarley

7 comments posted 17yrs posted by bxvarley

Producing 24 volt DC at 10 Amps from 12 volts DC

What is the most efficient way to produce 24 v DC at 10 amps from 12 v DC? Virtually unlimited current 12 volt DC supply...

7 comments posted 17yrs

posted by jedunk

7 comments posted 17yrs posted by jedunk

laptop supply hum ??

hi, a friend of mine has setup a conference listeneing using VOIP . he has the pre amp out connected straight up to lin...

7 comments posted 17yrs

posted by krawczuk

7 comments posted 17yrs posted by krawczuk

Replacing DVD writers in DVD recorders

I notice that some (many?) DVD recorders use DVD writers with fine pitch 40-pin flexible cables rather than the wider 4...

4 comments posted 17yrs

posted by fzabkar

4 comments posted 17yrs posted by fzabkar

12V Compat Fluro driver

I've seen these camp lights that run off 12V and contain a compact fluro light bulb. The bulb itself is replaceble and...

4 comments posted 17yrs

posted by mikec

4 comments posted 17yrs posted by mikec

Re: Turning an CD Rom drive into a CD player

> Yes see Silicon Chip Issue 230 & 231http://www.siliconchip.com.au/cms/A_109528/article.html > > -- > Regards > Blue >...

11 comments posted 17yrs

posted by eyezkubed

11 comments posted 17yrs posted by eyezkubed

energy meter with AVR.....help please!!!

please help me ..... I want to build an energy meter with AVR micro controller but I don't know what I have to do .......

10 comments posted 17yrs

posted by asterosi04

10 comments posted 17yrs posted by asterosi04

Indicator Light 12v

I have a 12v bulb 12w with a switch with only a positive wire and no chance of getting a negative wire to pick-up. It i...

9 comments posted 17yrs

posted by nothing

9 comments posted 17yrs posted by nothing

power cosumption for my pc ? UPS config needs...

Hi, I have this motherboard installed with 2 GB RAM, a 250 GB Seagate Baracuda hard disk and LG DVD RW drive. My power-...

2 comments posted 17yrs

posted by sharma.raghvendra

2 comments posted 17yrs posted by sharma.raghvendra

jaycars new valve amp

what are your thoughts on the jaycars new valve amp for $299. ive picked up one of these and found thay are tubestate tu...

38 comments posted 17yrs

posted by youwillfindmee

38 comments posted 17yrs posted by youwillfindmee

Additional Online/Offline stores?

As it is now, I shop with Farnell, Futurlec, Jaycar, and DSE with the odd order to DigiKey. Are there any others that I...

12 comments posted 17yrs

posted by abuse

12 comments posted 17yrs posted by abuse