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8-CHANNEL RELAY CARD
This relay card can be used in several ways : stand alone card, addressed by switches or open collector outputs or remote controlled through RS232. In option remote controlled using RF (radio frequency) signals (K8058 remote control + RX433 module). Since the card can be addressed using RS232 commands, you may write custom applications in any programming language on any platform. Test software can be downloaded from our web site.
Features
 DIAGNOSTIC / TEST SOFTWARE:  separate relay on/off test with moment or toggle function clear all / set all relays function address selection: up to 255 cards can be selected emergency stop for all cardsminimum system for test software: Pentium class CPU Windows 95 or higher mouse and free RS232 port Specifications
8 high quality relay contacts: 5A/230Vac max. relay outputs are transient suppressed using VDRs LED confirmation on each relay contact 8 drive inputs to use with open collectors or regular switches RS232 input to drive the card with computer or terminal: baud rate: 2400, no parity, 8 data bits, 1 stop bit, high or low impedance selection (10K or 1K) optional RF driving possibility using RX433 type module (not simultaneous with RS232) together with K8058 eight channel RF remote control power output: unregulated 12Vdc / 200mA power supply: 12Vac / 500mA (including 12V output) diagnostic software downloadable from our site dimensions: 6.3" x 4.2" x 1.2" YDI Price $79.90
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POCKET AUDIO GENERATOR
Great little gadget for service, repair, testing, education, etc...
Features
microprocessor technology digital waveform generation Specifications
sine wave: 50Hz, 100Hz, 1KHz, 10KHz, 20KHz burst: 50Hz, 100Hz, 1KHz burst mode: 20ms ON, 500ms OFF noise: 32-bit digital pink noise output level (10Kohm): 0 to 775mV (0dB) outputs: 2 x RCA (cinch) power supply: 2 x CR2016 or CR2025 battery (excl.) dimensions: 3.4" x 2.0" x 1.0" YDI Price $29.90
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3W MONO AMPLIFIER
Small but powerful amplifier suits a wide range of applications such as : microphone amp, for doorbells, melody generators, intercom, sound effects, earphones, radio receivers, PC sound card, musical instrument, ...
Features
compact size low partcount no additional heatsink required single supply wide supply range excellent protection Specifications
output power: 3Wrms (4-8 ohm, 15VDC, 10% THD) frequency range: 50Hz - 20kHz (1W/8ohm, -3dB) gain: 32dB (40x) thermal protection short circuit protection power supply: 6 ~ 15VDC current consumption: 500mA max. dimensions: 1.6" x 1.9" YDI Price $14.90
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Many other Brands Of Kits Are Available!
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Prices current 8/8/09. Prices are subject to change without notice. The kits shown above are typically stocked by "You-do-it" Electronics Center. We try to maintain a current listing of current models. Occasionally products which are out of production may be listed on our website. Please E-mail Sales@youdoitelectronics.com or Call for current availability. Prices are subject to change without notice. All orders are subject to acceptance by this company & our Vendor in accordance with its standard acknowledgement form. All prices are subject to all applicable State and/or Local sales taxes. Terms are MasterCard, Visa, Discover, or American Express or Check with order, unless other arrangements are made with our credit department.
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