1 valvola B443 4 pins ( + contatto laterale) Philips Miniwatt a globo, base marrone testata su prova valvole Funke W19S = 18mA (riferimento buona a 17mA) ricambio originale vintage per amplificatori e radio depoca a valvole vintage, valvola usata e testata, come da foto 1 valvola = 1 tube versione a 4 pins e contatto laterale: prima versione prodotta nel 1927 B443_4pin = L416D_4pin = W443_4pin = PP415_4pin = TU415_4pin = PM24 = B443A = RES174d = PT415 = R79 = 4GBF = RO4243 = T60_Adzam_4pin = TB43 = TL414 = 415QD_4pin = 415PP_4pin = 415PT_4pin = 410PT Valvole simili Sostituita normalmente - piccola diff.: D100_4pin ; L43Prime informazioni Sep.1927 ZoccoloEurope 4-Pin B4 + side contactFilamento Vf 4 Volt / If 0.15 Ampere / Direct / Specified voltage AC/DC First output pentode on market September 1927Equivalent types: RES174d (Telefunken), L415D (Valvo), PP415 (Tungsram)Successors: B443S, L416D, RES164 The B443 is the first produced output pentode of the world, introduced by Philips in September 1927. Its amplification and its power output was much higher as with an output triode of equal size. The B443 has established the replacement of output triodes by multiple-grid output tubes. The equivalent Telefunken type RES174d appeared in 1931. box 207

Mullard PM256 Röhre NOS Triode Endstufe Verstärker Röhrenradio Valve neu Bitte entnehmen Sie den genauen Zustand und Lieferumfang den Bildern.Die Röhre ist noch neu. Wir bieten eine Vielzahl an alten Bastel -und Sammelobjekten an.Bitte beachten Sie, dass aufgrund des Alters keine Garantien auf die technischen Funktionen gegeben werden können.The parts are very old, we dont give any guarantee on the technical function. Zahlung Versand Es ist möglich Artikel für den Versand zu kombinieren, die am gleichen Wochenende gekauft werden. Es ist nicht möglich Artikel aus mehreren Wochen zusammen zu versenden. Bitte warten Sie mit der Bezahlung, bis Sie die Rechnung mit kombinierten Versandkosten erhalten. Die angepasste Rechnung erhalten Sie dann Sonntags oder Montags nach Auktionsende. Aufwendiger Versand (klimaneutral) mit DHL Premium in 2-welliger Kartonage und aufwendiger Polsterung! Versand größtenteils plastikfrei, 80 Prozent des Versandmaterial aus recyceltem Altpapier bzw. Second-Hand Kartonagen. WORLDWIDE SHIPPING ON REQUEST! PLEASE ASK BEFORE YOU BUY! Links Unser Shop Verkäuferprofil Bewertungen Shop speichern Kontakt Newsletter Verpassen Sie keine Angebote mehr! Wir informieren Sie über Angebote und Aktionen bequem per E-Mail. Newsletter abonnieren Kontakt Senden Sie uns eine Nachricht

Mullard PM2 Triode Valve Tube Tests Good Made in England See photos for condition. Tests good on Taylor Model 45C valve tester. Mutual conductance reading Gm 1.0 100% factory data in Taylor manual at Gm 1.4 UK shipping with MyHermes Tracked or Royal Mail. International shipping with Royal Mail International Tracked. I will combine postage on multiple valve orders. See my other listings!

Mullard PM2A Triode Valve Tube Tests Good Made in England See photos for condition. Tests good on Taylor Model 45C valve tester. Mutual conductance reading Gm 2.5 100% factory data in Taylor manual at Gm 1.7 UK shipping with MyHermes Tracked or Royal Mail. International shipping with Royal Mail International Tracked. I will combine postage on multiple valve orders. See my other listings!

Mullard PM24M Pentode Glass Balloon Valve Tube Tests Good Made in England See photos for condition. Slight base movement. Tests good on Taylor Model 45C valve tester. Filament test photographed. Mutual conductance reading Gm 2.1 100% factory data in Taylor manual at Gm 1.9 UK shipping with MyHermes Tracked or Royal Mail. International shipping with Royal Mail International Tracked. I will combine postage on multiple valve orders. See my other listings!

Mullard PM2B Vacuum Tube Valve Audio Output. Boxed. Will be carefully packed for delivery.

Mullard Vintage Valve Tube PM22A / PT2A. Black glass. Will be carefully protected & packed for delivery.

Tests good with mu=1.7mA/V ( spec = 1.4mA/V). Gas leakage also good PM2 = 220P = CV1020 = Beam Power Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Mullard PM252 Vintage Vacuum Tube Valve Audio Output Triode. Heaters tested, 2 volt at 400 mA. B4 base. Will be carefully protected & packed for delivery. Sent by 48 hour service.

Mullard Vintage Valve Tube PM22A Audio Output. Equivalent to PEN220, KT2, PT2. B5 base. Will be carefully protected and packed for delivery.

Tests good with mu=1.7mA/V ( spec = 1.4mA/V). Gas leakage also good PM2 = 220P = CV1020 = Beam Power Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

Mullard PM2B Vacuum Tube Valve Audio Output. Boxed. Will be carefully packed for delivery.

Mullard PM2B Vacuum Tube Valve Audio Output. Boxed. Will be carefully packed for delivery.

Mullard Vintage Valve Tube PM22A / PT2A. Black glass. Will be carefully protected & packed for delivery.

Mullard PM252 Vintage Vacuum Tube Valve Audio Output Triode. Heaters tested, 2 volt at 400 mA. B4 base. Will be carefully protected & packed for delivery. Sent by 48 hour service.

Mullard Vintage Valve Tube PM22A Audio Output. Equivalent to PEN220, KT2, PT2. B5 base. Will be carefully protected and packed for delivery.

Mullard PM2B Vacuum Tube Valve Audio Output. Boxed. Will be carefully packed for delivery.

Mullard Vintage Valve Tube PM22A Audio Output. Equivalent to PEN220, KT2, PT2. B5 base. Will be carefully protected and packed for delivery.

Mullard PM2B Vacuum Tube Valve Audio Output. Boxed. Will be carefully packed for delivery.

Tests good with mu=1.7mA/V ( spec = 1.4mA/V). Gas leakage also good PM2 = 220P = CV1020 = Beam Power Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer

A set of 7 Mullard balloon valves 2x PM2, PM2A, PM2DX, PM2HL, PM22A and PM24A. The valves have been tested on the MHSV tester and all tests were good and within factory specification. Please read the condition section as this forms part of the description. Unpacked weight is 0.280 kg. For UK Shipping. Please note shipping in the UK where possible will be using Royal Mail. However, due to the new size restrictions implemented by the Royal Mail which has resulted in very large increases in P&P costs for certain items, they will be shipped via courier using a drop centre which will increase the delivery time. For Overseas Shipping. The item will be shipped Signed For for overseas. Packages weighing over 2kg will be sent via International Signed For Courier. Combined postage is offered on all items and is based on the packed weight. Shipping costs for all returns are at the Buyers cost unless the item was misdescribed in the original listing or this was not covered in a subsequent question or revision to the listing. Overseas bidders are responsible for settling any Customs Duties or Fees on items they purchase.

Mullard Vintage Valve Tube PM22A Audio Output. Equivalent to PEN220, KT2, PT2. B5 base. Will be carefully protected and packed for delivery.

E-tracer Tested 100% full spec The E-tracer is a pc controlled Tube tester and curve tracer, Its been checked with calibrated tubes and the results were very accurate. Free post

Tests good with mu=1.7mA/V ( spec = 1.4mA/V). Gas leakage also good PM2 = 220P = CV1020 = Beam Power Will try to combine postage for overseas buyers for valve auction items closing on the same day. (limit at 2kg shipment ). Please wait for invoice to arrive before paying. Typically there should be at least 50% reduction for postage on the second item Notes : For overseas buyers, any applicable customs charges are the responsibility of the buyer