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was the main
Czechoslovak producer of electron tubes. While Tesla vacuum tubes were exported all over the world, and were known for their quality, the company did not survive the change of economic system after 1989 in combination with the downturn in the vacuum tube market. JJ Electronic was founded
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in 1993 by Jan Jurco, using the old Tesla machinery for the manufacture of vacuum tubes. Eventually, JJ Electronic started to produce its own line of vacuum tubes and electrolytic capacitors, mainly targeted at high-end
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for higher-voltage purposes, generally for use in audio amplifiers. JJ also manufactures its own line of high-end audio amplifiers and guitar amplifiers.
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In 2015, the company sales amounted to EUR 8.5 million and net income came to EUR 3.8 million. Most production is exported to the
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Most of its products are audio receiving tubes, mainly used for guitar and hi-fi amplifiers. In technical terms, JJ produces
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is a Slovak electronic component manufacturer, and one of the world's remaining producers of
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178:are also produced. JJ also produces
174:vacuum tubes for full-wave AC-to-DC
538:Manufacturing companies of Slovakia
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518:Electronic Complement Supplers
318:, directly heated power triode
310:, directly heated power triode
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548:Companies established in 1993
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533:Guitar amplification tubes
227:Small signal vacuum tubes
281:, low-noise dual triode
180:electrolytic capacitors
486:. JJ Electronic, s.r.o
457:. JJ Electronic, s.r.o
289:, sharp-cutoff pentode
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543:Companies of Slovakia
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484:"Annual Report 2015"
137:JJ Electronic, s.r.o
104:€ 3.8 million (2015)
110:Number of employees
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300:Power vacuum tubes
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92:8.5 million (2015)
455:"Company Profile"
143:. It is based in
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57:Headquarters
22:Company type
36:Electronics
527:Categories
461:29 October
441:References
404:Rectifiers
204:audiophile
176:rectifiers
166:and power
151:region of
114:181 (2015)
99:Net income
80:amplifiers
76:capacitors
63:, Slovakia
222:6SN7 tube
170:. Double
147:, in the
214:Products
168:pentodes
153:Slovakia
78:, audio
68:Products
32:Industry
490:22 July
193:History
160:triodes
119:Website
86:Revenue
47: (
42:Founded
254:/12AX7
245:/12AU7
236:/12AT7
149:Kysuce
419:5U4GB
347:6L6GC
270:12BH7
263:/6DJ8
261:ECC88
252:ECC83
243:ECC82
234:ECC81
199:Tesla
172:diode
145:Čadca
61:Čadca
492:2016
463:2016
433:EZ81
411:GZ34
395:KT88
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379:KT66
371:6CA7
363:6550
355:5881
331:EL84
323:EL34
307:300B
293:6SN7
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206:and
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45:1993
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339:6V6
315:2A3
124:www
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