Electronics Down Under

UPS 2volt 200ah Cells-Help.

Thanks to those who responded on my previous question about quality smoke detectors for sprinkler system. What I choose...

0 comments posted 20yrs

posted by jjbruce

0 comments posted 20yrs posted by jjbruce

Re: Z mismatch - was Slew Rates and Mic Pre performance

>> >>>> >>>>> >>>>>> - - - - - - -- - - snipped for brevity - - - - - - - - - - - >>> As an example, a 1 : 1 ratio resu...

6 comments posted 20yrs

posted by bogoff

6 comments posted 20yrs posted by bogoff

Webcast Auction Adelaide 9th Sep.

Good selection of T&M, RF test, RF and Audio spectrum analysers. Two way radio comms incl large qty Codan HF SSB, VHF/U...

0 comments posted 20yrs

posted by prm

0 comments posted 20yrs posted by prm

Circuit diagram for Samsung CTV 486 51c.m. television.

Does anybody have one or know where I could get one. Thanks. T. Dunster.

5 comments posted 20yrs

posted by dunstert

5 comments posted 20yrs posted by dunstert

Colour code for M205 Fuses ?

Hi all, Can anyone advise on colour codes used on Fuses ?. The one I have is out of a Philips 29PT688 TV, ceramic M205...

1 comments posted 20yrs

posted by reply_via_newsgroup

1 comments posted 20yrs posted by reply_via_newsgroup

[MEL] Free today, 4 September only

Sola 200 power conditioner. Very effective, working mains filter but based on a ferro-resonant transformer so is noisy...

3 comments posted 20yrs

posted by david

3 comments posted 20yrs posted by david

Trade tech dumps the "stamp" product

I just went to get latest newsletter from http://www.tradetech.co.nz and saw that they are getting rid of the stamp ran...

2 comments posted 20yrs

posted by eric

2 comments posted 20yrs posted by eric

USB Motor Speed control..

how easy/tricky is it to build a USB device that can control a motor speed? Just a smal electric motor that needs to ra...

1 comments posted 20yrs

posted by data

1 comments posted 20yrs posted by data

Old Teletype machine wanted

Wanted: Old teletype machine. Model 33 or similar, working or not providing it is complete and in reasonable condition....

0 comments posted 20yrs

posted by lionelth

0 comments posted 20yrs posted by lionelth

I have made a fool of myself

An eleven-year-old neighbour asked me some questions about electronics, and I pointed him at aus.electronics, as one do...

9 comments posted 20yrs

posted by tonyt92

9 comments posted 20yrs posted by tonyt92

ASR-33 teletype wanted and old microprocessor gear

Hi, I'm after an ASR-33 style teletype machine, working or not, but preferably with the paper tape punch/reader. Anyone...

0 comments posted 20yrs

posted by lionelth

0 comments posted 20yrs posted by lionelth

Help with Resitor?

I'm trying to set up a simple two way speaker system using the following components. Two SR powered speakers and Two Tu...

6 comments posted 20yrs

posted by pcjbt(REMOVEME)

6 comments posted 20yrs posted by pcjbt(REMOVEME)

Need a simple schematic for SLA battery chargers

Hi there guys, I'm in search of a schematic (preferably not a finished product, as I am limited for space in my box), f...

13 comments posted 20yrs

posted by jst3712

13 comments posted 20yrs posted by jst3712

Re: Z mismatch - was Slew Rates and Mic Pre performance

"Alan Rutlidge" > "Richard Freeman" >> >> Well actually I am afraid that Hybrid leakage is not actually anything to >>...

0 comments posted 20yrs

posted by philallison

0 comments posted 20yrs posted by philallison

can anyone help me about msp430?

Correctextraction of the photoplethy smography is one of the primary procedures to measure the oxygen saturation in the...

2 comments posted 20yrs

posted by ludy123

2 comments posted 20yrs posted by ludy123