EZ81 DATASHEET PDF
The thin glass tube envelope is 19 mm in diameter and, excluding the B9A base pins, is 70 mm tall. References: Datasheet, &. Type EZ81 was first introduced in. EZ Double anoDe rectifying tube max 77,8 max 22,2 max 71,4. Base: NOVAL uf = 6,3 V if = 1 a. Typical Characteristics: Capacitor. EZ81 Datasheet PDF Download – Double Anode Rectifying Tube, EZ81 data sheet.
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Every tube is then electrically tested for all parameters which are the key to a flawless operation and a great sound. My own collection Hannu Alho.
A thorough inspection is performed on every component of the tube internal system before assembly. In fact what really decides the outcome is whether minimal manufacturing tolerances can be applied or not.
EZ81 Datasheet PDF – Philips
Collection of Heinz Schmidt D. Before they are assembled, all parts are thoroughly cleaned using such methods as the ultrasonic bath, chemical cleaning or annealing in an inert datashset atmosphere hydrogen, nitrogen.
Antique radios, Old Time Radios. Product List and Data. Collection of Karlheinz Fischer D. As the official website states: Collection of Ralf Meinke D. EZ81 End of forum contributions about this tube. Die Ermittlung eines Ersatzwiderstandes geschieht daher am Besten durch einen praktischen Datasheft.
Collection of Karl – Heinz Bossan D. Collection of Christian Schaufelberger CH. Collection of Trev Levick D. Collection of Reinhard Riek D. Collection of Ekkehard Pfau D. Collection of Oskar Elm Datasheeet.
(PDF) EZ81 Datasheet download
All datassheet of the valve audio community know it very well indeed some of us still use the ‘JJ Tesla’ from the past. Collection of Peter Gruschka D. Collection of Daniel Doll D. Collection of Patrice Zeissloff F.
EZ81 rectifier valve | Hifi Collective
You will find thousands of tubes or valves with interesting links. All internal parts are heated by a high frequency heater and any spurious dust particles are evacuated. Many of them are based on JJ tubes and have their own share of success among the members of the greek audio DIY family. Specifically, these dahasheet include: Collection of Hans-Peter Fritzwanker D. Geometry of tube parts is the decisive factor of these products’ success in the community of audio enthousiasts.
Every month, random samples are taken from the production line in order to perform a life time test of hours under nominal conditions or hours at maximum specified ratings. Tzortzakis, has designed and published several valve-amplifier datasheett.
During the sealing procedure, the temperature of the glass pass-through joints must be controlled and joints are gradually tempered to relieve the inherent thermal stress.
Finally, the getter rings are activated, while they absorb any residual gas inside the glass envelope of the tube. Collection of Bekir Yurdakul F.
Assembled systems are then sent to sealing in a glass envelope. During this process, the cathode emission coating is activated. The material that follows has been drawn from original JJ website which fully holds the respective copyright.