Downloads, notes and primers
QC3221_Software
FILE DOWNLOAD: QC3221_Software.zip
Use of UHF CB Radios
FILE DOWNLOAD: JAU20-17 Use of UHF CB Radios.pdf
XC4834 - Linux/MAC/Windows Driver Package
FILE DOWNLOAD: XC4834_LinuxMACWindowsDriverPackage.zip
Ferrite Material Cross-Reference
FILE DOWNLOAD: Ferrite Material Cross-Reference.pdf
QC-3397 and QC-3399 Windows Mobile Player
FILE DOWNLOAD: QC339X_Player_Windows_Mobile_(mCamView).zip
QC-3397 and QC-3399 Symbian mobile phone player
FILE DOWNLOAD: QC339X_Player_Symbian_(mCamView).zip
LED Lamps - ZD0304 12 LAMPS LED BULB
FILE DOWNLOAD: ZD0304_data_sheet.pdf
HIK Made Easy QV3044/45 DVR Help
FILE DOWNLOAD: HIK Made Easy.pdf
Inverters - Usage suitability
FILE DOWNLOAD: WEB PAGE FOR INVERTERS Electus.pdf
XC4866 - Firmware Update
FILE DOWNLOAD: XC4866-update.zip
COMPONENTS - Using LEDs It's easy!
FILE DOWNLOAD: Using LEDs - Its easy (EL).pdf
AUDIO - How to make your own FM Trap
FILE DOWNLOAD: Electus - How to make your own FM Trap.pdf
LED - Luxeon Star Modules
FILE DOWNLOAD: ZD040X.pdf
VIDEO - Video Formats Update
FILE DOWNLOAD: VidFmts2.pdf
IDC - Insulation Displacement Connector
FILE DOWNLOAD: IDCconnE.pdf
COMPUTER - Networking Basics
FILE DOWNLOAD: networke.pdf
COMPONENTS - Common Three Terminal Semiconductors - Data and Connections
FILE DOWNLOAD: 3trmdeve.pdf
PCB - Etching Your Own PC Boards
FILE DOWNLOAD: pcboarde.pdf
TELEVISION - Solving TV Reception Problems
FILE DOWNLOAD: tvrecepe.pdf
LIGHT - Photometric Unit Conversion Table
FILE DOWNLOAD: photomet2.pdf
BATTERIES - Battery Terms & what they mean
FILE DOWNLOAD: battglos.pdf
POWER - Why car amplifiers use DC - DC converters
FILE DOWNLOAD: caramps.pdf
POWER - DC - DC Converters: A primer
FILE DOWNLOAD: dcdcconv.pdf
POWER - Understanding and using DC - AC Inverters
FILE DOWNLOAD: inverter.pdf
POWER - Wiring 240VAC Plugs and Sockets
FILE DOWNLOAD: plugs.pdf
POWER - Power Adaptors or 'Plug Packs'
FILE DOWNLOAD: plugpack.pdf
BATTERIES - Primary Cells and Batteries
FILE DOWNLOAD: battprim.pdf
BATTERIES - Using and charging Nicad batteries
FILE DOWNLOAD: nicads.pdf
BATTERIES - Using and charging SLA Batteries
FILE DOWNLOAD: slabatts.pdf
BATTERIES - Choosing a rechargeable battery
FILE DOWNLOAD: recharge.pdf
AUDIO - Design and make your own Hi-Fi Speaker Crossovers
FILE DOWNLOAD: crossovr.pdf
AUDIO - Understanding Decibels
FILE DOWNLOAD: decibels.pdf
AUDIO - Earth Loops and Hum
FILE DOWNLOAD: humloop.pdf
AUDIO - Impedance Matching: A Primer
FILE DOWNLOAD: impmatch.pdf
AUDIO - 3-Pin XLR Connector Pinouts
FILE DOWNLOAD: plugnxlr.pdf
COMPUTER - IEEE 1394 (AKA 'Firewire' & 'iLink')
FILE DOWNLOAD: firewire.pdf
COMPUTER - Computer connector pinouts
FILE DOWNLOAD: plugnskt.pdf
COMPUTER - SIMMs and other memory modules
FILE DOWNLOAD: simms.pdf
COMPUTER - USB: The Universal Serial Bus
FILE DOWNLOAD: usbbus.pdf
COMPONENTS - Resistor and Capacitor Data
FILE DOWNLOAD: rescode.pdf
COMPONENTS - Magnetic materials and Ferrite Definitions
FILE DOWNLOAD: ferrites.pdf
COMPONENTS - Fuses - A short primer
FILE DOWNLOAD: fuseprmr.pdf
COMPONENTS - Leds and Laser Diodes
FILE DOWNLOAD: ledlaser.pdf
COMPONENTS - Optocouplers - When and how to use them
FILE DOWNLOAD: optocoup.pdf
COMPONENTS - Polyswitches - Low cost Overcurrent Protection
FILE DOWNLOAD: polyswit.pdf
COMPONENTS - Varistors (MOVs) - Low cost Overvoltage Protection
FILE DOWNLOAD: polymovs.pdf
COMPONENTS - Variable Resistors or 'Pots'
FILE DOWNLOAD: potprimr.pdf
COMPONENTS - Relay Driving Basics
FILE DOWNLOAD: relaydrv.pdf
COMPONENTS - Choosing a replacement Transistor
FILE DOWNLOAD: transubs.pdf
RF - Australian Analog (PAL) TV Broadcasting
FILE DOWNLOAD: austtv.pdf
RF - New Zealand TV/CB & Marine Frequencies
FILE DOWNLOAD: nzmarine.pdf
RF - Frequency, Wavelength and the EM Spectrum
FILE DOWNLOAD: spectrum.pdf
VIDEO - Video Signal formats explained
FILE DOWNLOAD: videosig.pdf
VIDEO - Understanding and using CCD cameras
FILE DOWNLOAD: ccdcams.pdf
Units & Conversion Tables
FILE DOWNLOAD: unitconv.pdf
Meter Shunts & Multipliers
FILE DOWNLOAD: shuntmul.pdf
Power Locking kits for cars
FILE DOWNLOAD: powrlock.pdf
Ohms Law and Power Measurements
FILE DOWNLOAD: ohmpower.pdf
The IP Equipment/Enclosure Rating System
FILE DOWNLOAD: iprating.pdf
Heatsink Basics
FILE DOWNLOAD: heatsink.pdf