Latest threads in General Electronicsshow only best voted threads

Subject Author Posted Replies
 
Broadcast Media Technology course
Please excuse this little bit of self-promotion, but I am a lecturer at a specialist UK higher education institution which, through a lack of marketing, has places to fill on an interesting course....
2
2
 
Transmitter
HI, I have been looking at Am and FM transmitter for a little while. I know about the theory of both, now I wanted to find one circuit of each to see how they are different. I came across these two,...
6
6
 
New: International Journal of Radio Frequency Identification Technology and Applications (IJRFITA)
Inderscience announce a new journal: International Journal of Radio Frequency Identification Technology and Applications (IJRFITA) The IJRFITA provides the primary forum to report and address the...
 
MAXIM suppliers in Europe
Hi ppl, I need to buy some Maxim components in small quantites, 10 or more so samples are out the quetsion. Does anyone know of component suppliers who sell MAXIM in Europe in such quntities. I need...
3
3
 
Power generator and mains grounding?
At an outdoor event consisting large tents (plywood floors, metal tubular frame, poly tenting), air-conditioning, lighting and public address system is powered by a trailer-mounted 3-phase (208 v)...
8
8
 
Photocopier toner equivalents
The national supplier of toner for Toshiba photocopiers can no longer supply toner for the Toshiba BD5120 - too old, not supported. Apparently the Toshiba/Gestetner/Mita brands are often re-badges....
 
Tips and Tricks for Detecting Eavesdropping Devices
First of all, let me thank the many of you who have requested that we produce a "Tips and Tricks for Eavesdropping Detection" video similar to award winning issue awareness video, The Red Balloon...
 
Lightning strikes...but why here?
The city is full of buildings with big juicy lightning rods giving a virtual no-resistance path to earth, and yet this bolt opts for a conductor insulated from earth/sea by a (presumably) non-metal...
4
4
 
Electrical Isolation of USB Data-lines
Hi volks, I need a galvanic isolation of USB Datalines D+ and D- with speeds up to 2 Mbps (better: 5Mbps). I thought about the Burr-Brown (TI) ISO150 bidirectional digital coupler. But with 80 Mbps it...
1
1
 
[Announce] ColdFire MCF5213 Evaluation Kit
This low cost ColdFire evaluation board with GCC development software is all in a package costing less than 100 UK Pounds ( 140 Euro ). It makes an ideal evaluation kit for getting started on ColdFire...
7
7
 
RS485 biasing for Modbus
I am a little confused by the biasing requirements of RS485 bus for Modbus. I normally bias the RS485 driver with A > B to ensure a HIGH at any receiver on the bus when now transmission is in...
5
5
 
GSM band conversion
Is it possible to replace parts or adjust the circuitry of a GSM cell phone (850/1900MHz) originally designed for the USA in order for it to be used overseas where the operating band is 900/1800MHz ?...
1
1
 
FS HP 54650A HPIB Interface
I have an HP-IB Interface module that I don't need anymore. It is in very good condition. I would like $125.00 (plus shipping from Raleigh NC) If interested, contact Frank @ (change AT to @) Thanks...
 
Trs-80 parts?
At my local library book sale, I found a book "Troubleshooting Microprocessors and Digital Logic". It looked good, so I bought it. For 25 cents, how could I lose? Anyway, I read through it, and some...
13
13
 
Free IPOD Info
Check out
1
1