EIN (1) Röhren-Verstärker von Siemens wie er in mobilen Tonfilm ( Klangfilm ) Anlagen eingesetzt wurde. Der Verstärker arbeitet mit 2x EL84 im Gegentakt. Es handelt sich um ein Mono-Gerät. Die Röhrenbestückung ist 2x EL84, 2x EF86 und 2x ECC83. Die Ausgangsimpedanz beträgt 15 Ohm. Optischer Zustand siehe Fotos. Diese sind Bestandteil der Beschreibung. Bei dem Gerät fehlen die Röhren. Sonst ist der Verstärker augenscheinlich komplett. Allerdings wurde einmal der Netztrafo gewechselt. Der neue ist zu groß und steht unten raus. Ein Netzkabel ist nicht dabei. Der Verstärker wurde kurz ausprobiert und geht nicht an. Er muss vor einem Gebrauch überprüft, repariert und revidiert werden. Das Gerät wird zum Überholen / reparieren oder als Ersatzteilträger verkauft. Versand in Deutschland: 12 EUR. NO INTERNATIONAL SHIPPING. You need a shipping adress in Germany. Für einen Kombiversand bitte die angepaßte Zahlungsinformation abwarten. We combine shipment. Please await the adjusted payment information before you pay. NOTE: because of the ebay policy shipment to some countries is NOT possible. We will CANCEL sales from buyers with a shipping adress in such countries. Feel free to ASK about shipment to your country. Normal 0 21 false false false DE X-NONE X-NONE WICHTIG: Alte Sammlerstücke. Der Artikel ist sehr alt und nicht oder nicht vollständig getestet. Daher können keine Garantien auf die technische Funktion gegeben werden. Der Käufer muss ihn vor einer Inbetriebnahme durch eine fachkundige Person überprüfen lassen. Jede Benutzung geschieht auf eigene Verantwortung! Auf die erforderliche Sachkunde und Sicherheitsvorschriften wird nachdrücklich hingewiesen! Der Verkauf erfolgt, soweit gesetzlich zulässig, unter Ausschluss von jeglicher Garantie oder Gewährleistung. Insoweit keine Haftung für Mangelschäden und Mangelfolgeschäden! Bei eventuell auftretenden Problemen bitte ich jedoch um Kontaktaufnahme. Der Käufer erkennt dies durch sein Gebot an. Der Artikel unterliegt der Differenzbesteuerung nach § 25a Umsatzsteuergesetz. Mehrwertsteuer ist nicht ausweisbar. (32 11 23)

For sale is a matched pair of the very rare and highly wanted vintage output transformers type BV 7105/2. These transformers are interleaved - both secondary coils are connected parallelly already. This connection makes the frequency response from 30 Hz to 18 kHz.These output transformers are perfect applicable for SE power stages with aAD1, ED, RE604, EL12, AL5/EL5, F2a11, or other tubes, with output impedance in the area between 2,2 kOhm to 5 kOhm. The max. power capacity is ca. 8-10 Watt and the ratio is 1:18. With the ratio about 1:18 these output transformers are suitable for following application: For Example: AD1/ ED Single End - 5 Watt, (U supply 300V, Ua 250 V, Grid -45 V,cathode resistor 750 Ohm) Ra 2,3 kOhm - usable output impedance 6-8 Ohm respectively with RE604 with changing the cathode resistor of 1000 Ohm RE 604 Single End - 2-3 Watt (U supply 300V, Ua 250 V, Grid -45V, cathode resistor 1000 Ohm) Ra 3,5 - 3,8 kOhm - usable output impedance 8-12 OhmOther solution with the BV 7105: EL12 / EL6 Single End - 8,2 Watt (Ua 250 V, Screen 250 V, Grid -7 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm (this was the original application) EL5 / AL5 Single End - 8,5 Watt (Ua 250V, Screen 275 V, Grid -14 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm F2A / F2a11 Single End - 10 Watt, (Ua 250 V, Screen 250 V, Grid -7 V- as in Klangfilm Kl. V204) Ra 2,2 - 2,4 kOhm - usable output impedance 6-8 Ohm The normal output transformers constructed for PP power stages, and as well so called match transformers for adaptation of low impedance speakers for high impedance amplifier outputs, are not suitable for using with a SE power stage!! The iron core for OPT in a SE power stage must be assembled with so called magnet slit For creation of a magnet slit all iron sheets must be interposed in one direction only. Therefore the BV 7105 are perfectly suitable for application of the RE604respectively AD1, or for each other power triode or pentode with Ra output resistance about2,2 - 5 kOhm. -------------------------------------------------------------------------- The weight of each transformer is 1,4 kg. The total weight incl. package is ca. 4 kg Shipping is possible as a DHL Standard packet up to 5 kg. Deutschland: 7€ EU: 18€ Worldwide: 32€ - 47€ depending on For example a schematic diagram of AD1/ ED Single End - 5 Watt amplifier: Do not hesitate to send questions to my post box:

For sale is a matched pair of the very rare and highly wanted vintage output transformers type BV 7105/2. These transformers are interleaved - both secondary coils are connected parallelly already. This connection makes the frequency response from 30 Hz to 18 kHz.These output transformers are perfect applicable for SE power stages with aAD1, ED, RE604, EL12, AL5/EL5, F2a11, or other tubes, with output impedance in the area between 2,2 kOhm to 5 kOhm. The max. power capacity is ca. 8-10 Watt and the ratio is 1:18. With the ratio about 1:18 these output transformers are suitable for following application: For Example: AD1/ ED Single End - 5 Watt, (U supply 300V, Ua 250 V, Grid -45 V,cathode resistor 750 Ohm) Ra 2,3 kOhm - usable output impedance 6-8 Ohm respectively with RE604 with changing the cathode resistor of 1000 Ohm RE 604 Single End - 2-3 Watt (U supply 300V, Ua 250 V, Grid -45V, cathode resistor 1000 Ohm) Ra 3,5 - 3,8 kOhm - usable output impedance 8-12 OhmOther solution with the BV 7105: EL12 / EL6 Single End - 8,2 Watt (Ua 250 V, Screen 250 V, Grid -7 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm (this was the original application) EL5 / AL5 Single End - 8,5 Watt (Ua 250V, Screen 275 V, Grid -14 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm F2A / F2a11 Single End - 10 Watt, (Ua 250 V, Screen 250 V, Grid -7 V- as in Klangfilm Kl. V204) Ra 2,2 - 2,4 kOhm - usable output impedance 6-8 Ohm The normal output transformers constructed for PP power stages, and as well so called match transformers for adaptation of low impedance speakers for high impedance amplifier outputs, are not suitable for using with a SE power stage!! The iron core for OPT in a SE power stage must be assembled with so called magnet slit For creation of a magnet slit all iron sheets must be interposed in one direction only. Therefore the BV 7105 are perfectly suitable for application of the RE604respectively AD1, or for each other power triode or pentode with Ra output resistance about2,2 - 5 kOhm. -------------------------------------------------------------------------- The weight of each transformer is 1,4 kg. The total weight incl. package is ca. 4 kg Shipping is possible as a DHL Standard packet up to 5 kg. Deutschland: 7€ EU: 18€ Worldwide: 32€ - 47€ depending on For example a schematic diagram of AD1/ ED Single End - 5 Watt amplifier: Do not hesitate to send questions to my post box:

For sale is a matched pair of the very rare and highly wanted vintage output transformers type BV 7105/2. These transformers are interleaved - both secondary coils are connected parallelly already. This connection makes the frequency response from 30 Hz to 18 kHz.These output transformers are perfect applicable for SE power stages with aAD1, ED, RE604, EL12, AL5/EL5, F2a11, or other tubes, with output impedance in the area between 2,2 kOhm to 5 kOhm. The max. power capacity is ca. 8-10 Watt and the ratio is 1:18. With the ratio about 1:18 these output transformers are suitable for following application: For Example: AD1/ ED Single End - 5 Watt, (U supply 300V, Ua 250 V, Grid -45 V,cathode resistor 750 Ohm) Ra 2,3 kOhm - usable output impedance 6-8 Ohm respectively with RE604 with changing the cathode resistor of 1000 Ohm RE 604 Single End - 2-3 Watt (U supply 300V, Ua 250 V, Grid -45V, cathode resistor 1000 Ohm) Ra 3,5 - 3,8 kOhm - usable output impedance 8-12 OhmOther solution with the BV 7105: EL12 / EL6 Single End - 8,2 Watt (Ua 250 V, Screen 250 V, Grid -7 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm (this was the original application) EL5 / AL5 Single End - 8,5 Watt (Ua 250V, Screen 275 V, Grid -14 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm F2A / F2a11 Single End - 10 Watt, (Ua 250 V, Screen 250 V, Grid -7 V- as in Klangfilm Kl. V204) Ra 2,2 - 2,4 kOhm - usable output impedance 6-8 Ohm The normal output transformers constructed for PP power stages, and as well so called match transformers for adaptation of low impedance speakers for high impedance amplifier outputs, are not suitable for using with a SE power stage!! The iron core for OPT in a SE power stage must be assembled with so called magnet slit For creation of a magnet slit all iron sheets must be interposed in one direction only. Therefore the BV 7105 are perfectly suitable for application of the RE604respectively AD1, or for each other power triode or pentode with Ra output resistance about2,2 - 5 kOhm. -------------------------------------------------------------------------- The weight of each transformer is 1,4 kg. The total weight incl. package is ca. 4 kg Shipping is possible as a DHL Standard packet up to 5 kg. Deutschland: 7€ EU: 18€ Worldwide: 32€ - 47€ depending on For example a schematic diagram of AD1/ ED Single End - 5 Watt amplifier: Do not hesitate to send questions to my post box:

For sale is a matched pair of the very rare and highly wanted vintage output transformers type BV 7105/2. These transformers are interleaved - both secondary coils are connected parallelly already. This connection makes the frequency response from 30 Hz to 18 kHz.These output transformers are perfect applicable for SE power stages with aAD1, ED, RE604, EL12, AL5/EL5, F2a11, or other tubes, with output impedance in the area between 2,2 kOhm to 5 kOhm. The max. power capacity is ca. 8-10 Watt and the ratio is 1:18. With the ratio about 1:18 these output transformers are suitable for following application: For Example: AD1/ ED Single End - 5 Watt, (U supply 300V, Ua 250 V, Grid -45 V,cathode resistor 750 Ohm) Ra 2,3 kOhm - usable output impedance 6-8 Ohm respectively with RE604 with changing the cathode resistor of 1000 Ohm RE 604 Single End - 2-3 Watt (U supply 300V, Ua 250 V, Grid -45V, cathode resistor 1000 Ohm) Ra 3,5 - 3,8 kOhm - usable output impedance 8-12 OhmOther solution with the BV 7105: EL12 / EL6 Single End - 8,2 Watt (Ua 250 V, Screen 250 V, Grid -7 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm (this was the original application) EL5 / AL5 Single End - 8,5 Watt (Ua 250V, Screen 275 V, Grid -14 V) Ra 4 - 5 kOhm - output impedance 12-15 Ohm F2A / F2a11 Single End - 10 Watt, (Ua 250 V, Screen 250 V, Grid -7 V- as in Klangfilm Kl. V204) Ra 2,2 - 2,4 kOhm - usable output impedance 6-8 Ohm The normal output transformers constructed for PP power stages, and as well so called match transformers for adaptation of low impedance speakers for high impedance amplifier outputs, are not suitable for using with a SE power stage!! The iron core for OPT in a SE power stage must be assembled with so called magnet slit For creation of a magnet slit all iron sheets must be interposed in one direction only. Therefore the BV 7105 are perfectly suitable for application of the RE604respectively AD1, or for each other power triode or pentode with Ra output resistance about2,2 - 5 kOhm. -------------------------------------------------------------------------- The weight of each transformer is 1,4 kg. The total weight incl. package is ca. 4 kg Shipping is possible as a DHL Standard packet up to 5 kg. Deutschland: 7€ EU: 18€ Worldwide: 32€ - 47€ depending on For example a schematic diagram of AD1/ ED Single End - 5 Watt amplifier: Do not hesitate to send questions to my post box: