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$3.15 Shipping Condition: Brand New Location: China DC 3v-6v to 400kV Boost Step-up Power Module High-voltage Generator 400000V SKU: A676 Description Features: The high-voltage module uses the principle ... moreTesla coil is made of high-voltage pulse output voltage current. Small size, high efficiency, simple external circuit( just plug in the switch, the battery can be) discharge intensity violent. Specification: Voltage: Input DC3.6-6V. Output DC400kV- 600KV( Please note that when security) High Type: Pulse Current High voltage bipolar discharge distance: 10mm-20mm Output voltage lines Length: about 100mm Input power cable length: about 100mm Dimensions: Φ24* 65mm Input wiring: Red and green power connection red line:+" green line" About Power: 3.7V Li-ion battery can be used single or two series. Such as 18650, idle cell phone batteries( to remove the protection board, the proposed capacity of 2000mAh or more) or NiCd/ NiMH battery pack, 4V or 6V Lead Acid batteries. This module is a small production with high-pressure science inverter transformer/ booster finished module. The input terminal DC3V-7.2V voltage can get 200,000 volts DC high voltage( about 1-2 cm arc) at the output can be used as high school science experiments, electronic equipment, negative ion generator, high voltage source to use when making small science. Note: Avoid high-pressure high-voltage module load electricity use. Must adjust the high voltage side suitable distance( before electricity. Battery voltage and capacity is proportional to the distance from high-voltage arcing used when testing the arc distance from short to long experiment, prohibited from beyond the arc when powered up, the energy can not be released due to high pressure, easily damage the module. Due to power. The internal heat is not easy, every power-on time should be controlled within a minute. Determine whether the battery capacity can be driven approach is the maximum power output of the battery when the voltage measurement arcing. If so you can 6V maximum power output. Two sections o
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EMC Tube Tester 213 for hifi, guitar amp, radio
Electronic Measurements Corp. model 213 tube tester. Good condition, works well(checked with 5U4, 6AU6, 6L6GC, 6SN7 and 12AX7) Tests 7, 8, 9, 12 pin, compactrons, loctals and nuvistors including: 1L6, 5AR4, 6BM8, 6BQ5, 6DJ8, 6EU7, 6SL7, 6SN7, 12AT7, 12AU7, 12AY7, 12BH7, 12DW7, 50A1, 5881, 7025, 7027, 7189, 7199, 7247, 7581, 7591, 7868, EL34, EL84, KT66, KT88, for shorts and quality. Has original operation manual with tube set up data and schematic. Compact and light; good for taking to swap meets and shows. About 6 lbs well packed. Sold as Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please ... moredo your research. Purchase price and original shipping WILL be refunded promptly if item does not match description. Thanks!
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PRECISION 10-12 tube tester for hifi, guitar amp, radio
Precision 10-12 tube tester. Very good condition, works well(checked with 5U4, 6AU6, 6L6GC, 6SN7 and 12AX7) Shown testing a known strong 6L6GC. Tests 4, 5, 6, 7, 8, 9 pin tubes, acorns, and loctals, including: 01A, 2A3, 6SN7, 6V6, 12AU7, 12AT7, 45, 50, 83, 274A, 300B, 350A, 6550, 6267, 6922, 7027, 7189, 7199, 7247, 7591, EL34, EL84, GZ34, KT66, and KT88 for shorts and quality. Has manual, schematic and tube data supplements. Sold As Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please do your research. Purchase price and original shipping WILL be refunded promptly if item does not match description. ... moreNO INTERNATIONAL SHIPPING, USA ONLY. Thanks! RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fvo%7B%3Dd70f%2Bf%60%60%3E-1400a581512-0xfc-
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Sencore 114 Mighty Mite II tube tester for hifi, guitar amp, radio EXCELLENT
SENCORE Mighty Mite II Tube Tester. Mod. 114, Excellent condition, shows virtually no wear from actual use. Works well(checked with: 5U4, 6AU6, 6L6, 6SN7 and 12AX7) It is shown testing a known strong 6L6GC. Tests 7, 8, 9, 10, 12 pin tubes and compactrons for shorts, grid leakage, and quality including: 5AR4, 6CA7(EL34) 6BQ5, 6DJ8, 6KD6, 6LF6, 6LQ6, 12AU7, 6146, 7027, 7199, 7591, 7868, 8417, KT66, and KT88. Has set up book with operating instructions, and updated supplement. Compact and rugged, intended for the professional service technician. Sold As Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, ... moreplease do your research. Purchase price and original shipping WILL be refunded promptly if item does not match description. Thanks! RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fvo%7B%3Dd70f%2Bf52%3E-140339b41f0-0xf9-
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KNIGHT, Allied tube tester for hifi, guitar amp, radio
Knight Tube Tester. Very good condition, works well(checked with 5U4, 6AU6, 6SN7, 6L6GC, and 12AX7) Shown testing a known strong 6L6GC. Tests 4, 5, 6, 7, 8, 9, 12pin, compactrons and loctals including 01A, 1L6, 2A3, 5AR4, 6BQ5, 6CA7, 6JE6C, 6K11, 6SL7, 6V6, 12AT7, 12AU7, 45, 71A, 83, 274A, 5881, 300B, 6550, 6973, 7027, 7189, 7199, 7591, KT66, and KT88. Has operating instructions, tube test data(including LARGE data supplement not shown) and schematic. Sold As Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please do your research. Purchase price and original shipping WILL be refunded promptly if ... moreitem does not match description. NO INTERNATIONAL SHIPPING. USA ONLY.
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LAFAYETTE Tube Tester for Hifi Radio Guitar amp amplifier
Lafayette tube tester. Very good+ condition, works well(checked with 5U4, 6AU6, 6L6G, 6SN7, and 12AX7) Picture shows a known strong 6L6GC being tested. Tests tubes for shorts and quality, including: KT66, KT88, 5AR4, 6BQ5, 6C10, 6CA4, 6CA7, 6DJ8, 6GW8, 6JE6, 6KD6, 6SN7, 6V6, 12AX7, 12DW7, 6550, 6973, 7027, 7591 and 7868. Has operating instructions, tube chart, and schematic. Sold As Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please do your research. Purchase price and original shipping WILL be refunded promptly if item does not match description. NO INTERNATIONAL SHIPPING. USA ONLY.
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Eico 625 Tube Tester for Hifi Radio Guitar amp amplifier
Eico 625 Tube Tester. Good+ condition, works well(checked with 5U4, 6AU6, 6L6GC, 6SN7, and 12AX7) Has bound copy of manual, roll chart, supplements(including late and old tube data) and schematic. Checks tubes including 01A, 45, 2A3, 5AR4(GZ34) 5Y3, 6BQ5(EL84) 6CA7(EL34) 6DJ8, 12AT7, 12AU7, 6267, 6550, 7027, 7189, 7199, 7591, KT88 and Western Electric300B for shorts and quality. All out of spec resistors as well as shorts cap have been replaced. Sold As Is. I try to accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please do your research. Purchase price and original shipping WILL be refunded promptly if item ... moredoes not match description. NO INTERNATIONAL SHIPPING. USA ONLY.
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Hickok 600A Tube Tester for Hifi Radio Guitar amp amplifier
Hickok 600A Mutual Conductance Tube Tester. Reads transconductance(gm) directly in micromhos. Works; checked with: 5U4. 6AU6, 6L6, 6SN7, and 12AX7; reads comparable to the many other Hickoks I have tested. It is shown testing a known good 6L6GC. Tests 4, 5, 6, 7, 8, and 9 pin tubes for shorts, gas, and quality, including: 1L6, 2A3, 5AR4(GZ34) 5V4, 6AS7, 6CA4, 6CA7(EL34) 6BM8, 6BQ5, 6DJ8, 6EU7, 6FQ7, 6SN7, 12AT7, 12AU7, 12DW7(7247) 10, 45, 50, 83, 6550, 7025, 7027, 7189, 7199, 8417, KT66, and KT88. Has tube roll chart, original operating manual, and large tube data supplements including obsolete and foreign tubes. Shows very little wear from actual use. Case is nice. Sold As Is. Despite being well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be insured for full value. If you are unfamiliar ... morewith electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A prompt and full refund(not including return shipping) will be given if item does not match description, per eBay policy. Thanks!
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Hickok 750 Tube Tester for Hifi Radio Guitar Amp Amplifier VG
Hickok 750 Mutual Conductance Tube Tester. Reads transconductance(gm) directly in micromhos. Very good condition. Shows little wear from actual use. Also has special feature for testing voltage regulator tubes such as those sometimes found in audio amps and Hammond organ amps. Works well, checked with: 5U4, 6AU6, 6L6, 6SN7, and 12AX7. Tests 4, 5, 6, 7, 8, and 9 pin tubes for shorts, gas, and quality, including: 1L6, 2A3, 5AR4(GZ34) 5V4, 6AS7, 6BM8, 6BQ5, 6CA4, 6CA7(EL34)6DJ8, 6EU7, 6FQ7, 6SN7, 12AT7, 12AU7, 12DW7(7247) 10, 45, 50, 83, 6550, 7025, 7027, 7189, 7199, 8417, KT66, and KT88. Reads leakage in ohms. Although it has not been calibrated, it reads pretty close as is(pictured is a strong 6L6GC being tested) Has original documents and large bound copy supplements. Pretty heavy, about 28 lbs well packed(double boxed) Sold As Is. I try ... moreto accurately described items. But sometimes(though rarely) shipping can be rough, despite being well packed. All items are insured for full value. Ask questions BEFORE bidding. If you have no experience with electronic test equipment. And do not know what to expect from a tube tester, please do your research. Purchase price and original shipping WILL be refunded promptly if item does not match description. NO INTERNATIONAL SHIPPING. USA ONLY.
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SENCORE Mighty Mite V, mod.142 Tube Tester for Hifi Radio Guitar Amp Amplifier
SENCORE Mighty Mite V Tube Tester. Mod. 142, good ++ condition, works well(checked with 5U4, 6AU6, 6BQ5, 6L6, 6SN7, and 12AX7) Tests 7, 8, 9, 10, and 12 pin tubes for shorts, grid leakage, and quality including: 5AR4, 6CA7(EL34) 6BQ5, 6DJ8, 6KD6, 6LF6, 6LQ6, 12AU7, 6146, 7027, 7199, 7591, 7868, 8417, KT66, and KT88. Tests over 3000 tubes. Has set up book and bound copy of operating instructions. Easy and quick to use; it is a compact and rugged service instrument, intended for the professional technician. Shorts cap replaced, resistors checked, out of tolerance load resistor replaced. Has one of the best leakage tests of any tester available(do an internet search for more info) Sold As Is. Despite being well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be insured for full value. ... moreIf you are unfamiliar with electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A quick, easy, prompt and full refund(not including return shipping) will be given if item does not match description, per eBay policy. No returns unless item does not match description. Please only bid if you actually intend to purchase the item. Thanks!
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SENCORE Mighty Mite IV, mod.136 Tube Tester for Hifi Radio Guitar Amp Amplifier
SENCORE Mighty Mite IV Tube Tester. Mod. 136, good ++ condition, works well(checked with 5U4, 6AU6, 6BQ5, 6L6, 6SN7, and 12AX7) Tests 7, 8, 9, 10, and 12 pin tubes for shorts, grid leakage, and quality including: 5AR4, 6CA7(EL34) 6BQ5, 6DJ8, 6KD6, 6LF6, 6LQ6, 12AU7, 6146, 7027, 7199, 7591, 7868, 8417, KT66, and KT88. Tests over 3000 tubes. Shorts capacitor and electrolyitic replaced, NOS Sylvania 12AU7 installed, resistors checked, out of tolerance resistors replaced, then calibrated according manual(due to jostling and temperature changes in shipping I will not guarantee the calibration. I only mention it to show that it does operate correctly) Has one of the best leakage tests of any tester available(do an internet search for more info) Has set up book and bound copy of operating instructions. Easy and quick to use; it is a compact and ... morerugged service instrument. Intended for the professional technician. Sold As Is. Despite being well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be insured for full value. If you are unfamiliar with electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A quick, easy, prompt and full refund(not including return shipping) will be given if item does not match description, per eBay policy. No returns unless item does not match description. Please only bid if you actually intend to purchase the item. Thanks!
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Hickok 800 Tube Tester for Hifi Radio Guitar amp amplifier
Hickok 800 Mutual Conductance Tube Tester. Reads transconductance(gm) directly in micromhos. Works. Checked with: 5U4, 6AU6, 6BQ5, 6L6, 6SN7, 12AX7, and 45. Tests 4, 5, 6, 7, 8, and 9 pin tubes for shorts, gas, and quality, including: 1L6, 2A3, 5AR4(GZ34) 5V4, 6AS7, 6CA4, 6CA7(EL34) 6BM8, 6BQ5, 6DJ8, 6EU7, 6FQ7, 6SN7, 12AT7, 12AU7, 12DW7(7247) 10, 45, 50, 83, 6550, 7025, 7027, 7189, 7199, 8417, KT66, and KT88. Reads leakage in ohms. Because it has not been calibrated, it reads high on 5U4 rectifier tubes, it is being sold as needing calibration or repair. Has tube roll chart, operating manual, and tube data supplements including obsolete and foreign tubes. Covering is good. SOLD AS IS NEEDING CALIBRATION OR REPAIR. Despite being well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be ... moreinsured for full value. If you are unfamiliar with electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A quick, easy, prompt and full refund(not including return shipping) will be given if item does not match description, per eBay policy. No returns unless item does not match description. Please only bid if you actually intend to purchase the item. Thanks!
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Hickok 6000A Tube Tester for Hifi Radio Guitar amp amplifier for parts or repair
Hickok 6000A Mutual Conductance Tube Tester. FOR PARTS OR REPAIR, meter is probably bad. Works, reads pretty close(sometimes, when the meter seems to behave) sold as is for parts or repair. Shows almost no wear from actual use. Reads transconductance(gm) directly in micromhos. Checked with 5U4, 6AU6, 6L6, 6SN7 and 12AX7. Tests 7, 8, 9 pin and compactrons including: 5AR4(GZ34) 6AN8, 6AQ5, 6BM8, 6BQ5(EL84) 6CA7(EL34) 6CG7, 6DJ8, 6EU7, 6SL7, 6SN7, 12AT7, 12AU7, 12DW7(7247) KT88, 5751, 6973, 7025, 7189, 7199, 7355, 7581, 7591, and 8417 for shorts, gas, and quality. It is shown testing a known good 6L6GC. Easy short test, displays automatically without additional procedure. Easy gas test, just push a button. Has tube roll chart. Sold As Is. No returns. I will be unavailable to answer questions from 6-15 to 6-18. No International shipping. Despite ... morebeing well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be insured for full value. If you are unfamiliar with electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A quick, easy, prompt and full refund(not including return shipping) will be given if item does not match description, per eBay policy. No returns unless item does not match description. Please only bid if you actually intend to purchase the item. Thanks!
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PACO T-61 Tube Tester for Hifi Radio Guitar amp amplifier. Easy to use.
PACO(Precision Apparatus Co. model T-61 Tube Tester. Made in Long Island, NY, very good condition, works well(checked with: 5U4, 6AU6, 6BQ5, 6L6GC, 6SN7, and 12AX7) Tests 4, 5, 6, 7, 8, and 9pin for shorts and quality, including: 5AR4, 6CA4, 6CA7(EL34) 6SL7, 6V6, 12AT7, 12AU7, 12BH7, 5751, 7591 and KT88. Very quick and east to use. It tests common guitar amplifier tubes and does individual element testing of multi-section tubes. Includes operating instructions and tube data. Sold As Is. Despite being well packed. Shipping can be rough, and sometimes(though rarely) an item may be damaged in transit. Item will be insured for full value. If you are unfamiliar with electronic test equipment, and tube testers in particular, please do your research before bidding. A simple net search ahead of time will save trouble later. A quick, easy, prompt ... moreand full refund(not including return shipping) will be given if item does not match description, per eBay policy. No returns unless item does not match description. Please only bid if you actually intend to purchase the item. Thanks! NO INTERNATIONAL SHIPPING.
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