http://www.cwhdallas.com/diode-tubes/
Diode Tubes
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1/2W DC 5.1V Voltage Regulator Tubes Axial Zener Diodes |  |
0 Bid | US $3.75 | 25m |
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Stud Mount 0.3" Male Thread ZP 1200V 10A Rectifier Tube Diode | |
0 Bid | US $4.32 | 26m |
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1/2W DC 18V Voltage Regulator Tubes Axial Zener Diodes | |
0 Bid | US $4.37 | 59m |
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2500Pcs SMT Zener Diode Voltage Regulator Tube 3.9V 5mA | |
0 Bid | US $25.34 | 1h 26m |
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1/2W DC 4.7V Voltage Regulator Tubes Axial Zener Diodes | |
0 Bid | US $3.42 | 3h 18m |
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2500Pcs SMT Zener Diode Voltage Regulator Tube 6.8V 5mA | |
0 Bid | US $25.34 | 3h 24m |
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New 1N34A Germanium Diodes Crystal Tube Radio 25pcs R | |
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US $5.99 | 16d 18h 6m |
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IOR IR 301UR200 DIODE WITH SHRINK TUBE RECTIFIER SEMICONDUCTOR 30 42213 | |
0 Bid | US $9.00 | 17h 4m |
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x4 6D13D Russian Microwave SHF Diode Tube | |
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US $8.95 | 28d 20h 8m |
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Lot of 90 STC G150/2D F diode tube things | |
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US $150.00 | 1d 51m |
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EAF801 TUNGSRAM Tube NOS in BOX Diode-Pentode RF/IF | |
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US $5.94 | 16d 10h 4m |
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Richardson/National Electronics NL-866A Half Wave Rectifier Diode Vacuum Tube | |
0 Bid | US $10.99 | 1d 20h 50m |
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1N60 Germanium Diodes Crystal Tube Ham Radio 25pc 1N60P | |
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US $5.99 | 25d 17h 26m |
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1/2W DC 10V Voltage Regulator Tubes Axial Zener Diodes | |
0 Bid | US $11.23 | 3h 12m |
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10x 6D6A-V 6D6A Vintage Tiny HF Diode Tube NOS Tubes | |
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US $4.99 | 28d 9h 28m |
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12SR7 Metal tube. Double Diodes and Triodes. Lot of 4 | |
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US $9.99 | 2d 1h 36m |
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12SR7 Metal tube. Double Diodes and Triodes. Lot of 2 | |
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US $5.99 | 2d 1h 39m |
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6SQ7 Metal Tube. Diode Triode | |
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US $3.99 | 2d 2h 14m |
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12SR7 Metal tube. Double Diodes and Triode | |
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US $3.99 | 2d 2h 21m |
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6SQ7 Metal Tube. Diode Triode. Lot of 2 | |
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US $5.99 | 2d 2h 43m |
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6SQ7 Metal Tube. Diode Triode. Lot of 4 | |
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US $9.99 | 2d 4h 15m |
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1/2W 3.6V Voltage Regulator Zener Diodes Tubes 100 Pcs | |
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US $7.45 | 19d 16h 13m |
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816 General Electric GE Transmitting Diode Gas Rectifier Vacuum Tube | |
2 Bids | US $6.50 | 2d 23h 38m |
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KP-105 KIP Hickok Subminiature UHF Diode Vacuum Tube | |
1 Bid | US $3.00 | 2d 23h 48m |
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R4410 Sylvania Diode Gas Discharge Vacuum Tube | |
0 Bid | US $3.00 | 2d 23h 52m |
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Z225 866A United Electronics UE Transmitting Diode Gas Rectifier Vacuum Tube | |
0 Bid | US $3.00 | 2d 23h 56m |
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Match PAIR 12SQ7 Tubes Westinghouse NOS NIB Dual Diode Triode Audio | |
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US $14.95 | 29d 22h 2m |
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6D20P Soviet Russian damper diode tube | |
0 Bid | US $1.00 | 3d 13h 22m |
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4 NOS ZAERIX AR8 Double Diode-Triode TUBES ZA7022 CV1306 W7984 VALVES | |
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US $20.00 | 29d 16h 36m |
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Neon Tube light-emitting diode Tecate Bottle Shaped Back Bar Sign by Fallonneon | |
0 Bid | US $139.99 | 3d 23h 31m |
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SHELDON 6H6 DOUBLE DIODE VACUUM TUBE | |
0 Bid | US $2.99 | 4d 50m |
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RCA 6W4GT DIODE VACUUM TUBE | |
0 Bid | US $2.99 | 4d 1h 4m |
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GE 6W4GT DIODE VACUUM TUBE | |
0 Bid | US $2.99 | 4d 1h 7m |
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New 1N34A Germanium Diodes Crystal Tube Radio 200pcs R | |
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US $39.99 | 29d 17h 6m |
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6D6A-V Russian Tiny HF Diode Tubes NIB Lot of 10 | |
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US $5.00 | 22d 9h 56m |
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6D22S Damping diode tube ( EY500 ) =SVETLANA= . 8 pcs | |
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US $26.99 | 25d 10h 12m |
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2 RCA JAN Type 75 VT-75 CRC Dual-Diode Triode Vacuum Tubes Tested Matched Pair | |
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US $39.99 | 16d 16h 22m |
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X8 HER308 1000V 3A ULTRA FAST RECTIFIER DIODE for HAM RADIO TUBE AMP AMPLIFIER | |
0 Bid | US $1.00 | 4d 13h 43m |
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USED RCA 6AV6 Twin Diode – High-MU Triode Electron/Vacuum Tube #0571219 | |
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US $5.50 | 4d 14h 43m |
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RCA TYPE 0A3 75 VOLT GLOW-DISCHARGE DIODE VOLTAGE REGULATOR TUBE. NIB.NOS, | |
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US $2.99 | 4d 14h 46m |
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5mW Class IIIA 532nm Green laser module tube DIY diode | |
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US $19.99 | 1d 10h 48m |
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6D22S Damping diode tube ( EY500 ) =SVETLANA= . 4 pcs | |
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US $13.99 | 25d 10h 12m |
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6B32 TESLA Double Diode Tube NOS | |
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US $1.39 | 29d 17h 57m |
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EAF42 Vacuum Tube Philips Gt. Britain NOS Diode-Pentode 6CT7 | |
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US $9.95 | 23d 17h 3m |
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6DR8 Tube Mullard Britain NOS Dual Diode Pentode EBF83 | |
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US $5.00 | 23d 15h 2m |
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Heathkit Radio Signal Tracer Model T-4, Tuning Eye Tube, Crystal Diode Detector | |
1 Bid | US $24.99 | 5d 1h 32m |
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CV58 Tube Valve Mullard England NOS Signal Diode UHF | |
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US $6.95 | 18d 1h 16m |
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5726 6AL5 Tube RCA USA NOS Dual Diode E91AA | |
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US $3.95 | 29d 20h 7m |
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4C3 1/2W Voltage Regulator Tubes Axial Zener Diodes New | |
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US $11.98 | 29d 17h 47m |
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2 NOS 1960's RCA 1U5 Vacuum Tubes Pentode/Diodes for Zenith TransOceanic Radios | |
0 Bid | US $9.99 | 5d 3h 34m |
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Saving Power With Led Lights
Light emitting diode (LED) is what LED stands for. Its advent in the present world is not at all new as the first ever light emitting diode was discovered in 1907 by a Britisher in one of the labs named as Marconi labs. The name of that very britisher was H J Rounds.After about twenty years another person who belonged to Russia claimed light emiting diode (LED) discovery independently. The name of that particular Russian was Oleg Vladimirovich Losev. Nick holonyak junior was the first person who actually makes use of light emitting diode (LED) in some practical shape in 1962 after about fifty five long years since its first discovery in 1907 by H J Rounds. After that light emitting diodes was continuously being used in different house holds and other daily use items. At present the most common use of light emitting diodes (LED) is in decorative things especially in interior décor concept for creating an elegant dim light effect.
Energy has emerged as a main concern because of energy shortage in most part of the world. Electricity and oil being the major contributor in energy sector has really put in the concern in general public about its shortage. Scientists have researched day and night to get over this concern by introducing power saving appliances. For the same reason light emitting diodes (LEDs) which could consume less power are being created by different companies reducing energy concerns of most of the people and countries having energy crisis. Light emitting diode (LEDs) has many advantages as compared to other fluorescent tubes which were being used previously. But one can easily replace old fashioned fluorescent tubes with modern power saving light emitting diodes (LEDs).Light emitting diodes (LEDs) has really changed the previous trend and right now by offering such a wide variety and easy access light emitting diodes (LEDs) has started a trend which a man with taste cannot afford to avoid. One can easily place them on ceiling instead of fluorescent tube lights without compromising on brightness which one requires for illumination purpose. It can be easily be understood by any one by the fact that light emitting diode (LED) bulbs using 3-13 watt of power can replace bulbs using power of 75-100 Watt. So one can easily save a handsome amount at the end of the month and same amount can be spend on any other worthy things instead of electricity bills. To be on safer side one can claim that light emitting diode (LED) bulbs use half of the energy or fifty percent less energy as compared to normal conventional bulbs. And it is very interesting to note down the fact that light emitting diodes (LEDs) bulbs are far much more better or in other words more energy efficient .The reason for being more efficient in producing light by light emitting diodes (LEDs) bulbs as compare to others is that it converts most of the energy into light and energy is not wasted as heat .That is why light emitting diodes bulbs are a bit cooler to touch and not at all harmful for plants nourishment also. Above mentioned are few of the facts of saving power by using light emitting diodes (LEDs).
About the Author
ABK
simple diode and vaccum tube diode?
What is the question??? Differences between the two? Takes a lot of explaining. Ask what you want to know before we take off on a writing binge. Thanks.
Sirim playing an active role for environment
LIKE other responsible organisations, Sirim Bhd has pledged its support for the global effort to raise awareness on climate change, the Earth Hour 2010 programme, by switching off the lights at all its establishments nationwide for an hour on Saturday.
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