one Philips Miniwatt 12AX7 ECC83 vintage preamp tube made in England perfectly matched like NOS READINGS measurements were made on a precisely calibrated Metrix U61DM with Va 250V, and -Vg1 2V Ia 1.2/1.2 mA where a new tube gives 1.2mA with Va 250V, and -Vg1 2V worldwide shipping with tracking in well made postal small parcel with and delivery against signature for 9 euros. possibility of grouping the delivery, see my other ads. Important Reminders: “You will get what you see in the pictures

1 x 12AX7/ECC83 MINIWATT DARIO green label : long life, high reliability, high tolerances in significant curve points, special cathodes, finger mica, ring getter Long plate Perfectly balanced Tested at : 250/-2 1mA/1mA Je décline toute responsabilité en cas de casse durant le transport. Les tubes étant fragiles par nature, japporte le plus grand soin à lemballage, même en lettre suivie. Q302

one Philips Miniwatt 12AX7 ECC83 vintage preamp tube matched like NOS READINGS measurements were made on a precisely calibrated Metrix U61DM with Va 250V, and -Vg1 2V Ia 1.1/1.1 mA where a new tube gives 1.2mA with Va 250V, and -Vg1 2V worldwide shipping with tracking in well made postal small parcel with and delivery against signature for 9 euros. possibility of grouping the delivery, see my other ads. Important Reminders: “You will get what you see in the pictures

one preamp tube 12AX7 ECC83 Miniwatt Dario, yellow label perfectly matched like NOS READINGS measurements were made on a precisely calibrated Metrix U61DM with Va 250V, and -Vg1 2V Ia 1.3/1.4 mA where a new tube gives 1.2mA with Va 250V, and -Vg1 2V worldwide shipping with tracking in well made postal small parcel with and delivery against signature for 9 euros. possibility of grouping the delivery, see my other ads. Important Reminders: “You will get what you see in the pictures

one preamp tube 12AX7 ECC83 Miniwatt Dario, green label perfectly matched like NOS READINGS measurements were made on a precisely calibrated Metrix U61DM with Va 250V, and -Vg1 2V Ia 1.4/1.4 mA where a new tube gives 1.2mA with Va 250V, and -Vg1 2V worldwide shipping with tracking in well made postal small parcel with and delivery against signature for 9 euros. possibility of grouping the delivery, see my other ads. Important Reminders: “You will get what you see in the pictures

PHILIPS Miniwatt ECC83 12AX7 Herleen code I65 Delta Big Getter.Testate e funzionanti. Coppia matched. Gm=1500/1600 0.9/1.0ma Gm=1500/1600 1.1/1.0ma Foto reali dell'oggetto in vendita

Philips Miniwatt Ecc83/12AX7 mc2 Long Plate code ???? 7B Herleen Holland Philips factory. 30° declined D-getter with flat cross bar.Rare in his original box. NOS tube, only open for test.Matched triode. 1.8/1.8ma Gm 1600/1600 Foto reali dell'oggetto in vendita

SINGLE Original Ecc83 12ax7 philips tube vintage special 15 mm short plate 45 inclinated jetter !!!! Best tube made in GERMANY, Valvo Hamburg Factory ( NOV.59_ I60 D9K code tube,you can check). Tube in good work condition, tested whit KNIGHT KG-600 tube tester. Please look the pictures. Good emission and matching (between 88_89/100 for triode), short test and gas test is OK. You will receive exactly what you see in the photos Pick-up preferred, shipping with excellent packaging is guaranteed. If you have any other request, contact me without hesitation, ill be pleased to clarify anything for you. Not In original box. *********************************** Tubo SINGOLO originale Ecc83 12ax7 philips vintage special 15 mm placca corta, jetter inclinato 45 !!!! Prodotto in GERMANIA, fabbrica Valvo di Amburgo (tubo con codice NOV.59_ I60 D9K, puoi controllare) Tubo in buone condizioni, testato con il tester per tubi KNIGHT KG-600. Per favore guarda le foto. Buona emissione ed accoppiamento (tra 88_89/100 per il triodo), test corto e test del gas OK. Riceverete esattamente ci che vedete nelle foto Preferibile il ritiro a mano, si garantisce la spedizione con ottimo imballo. Se hai qualche altra richiesta contattami senza esitazione, sar felice di chiarirti qualunque cosa. Non in scatola originale.

Hier steht eine Philips CV492 OVP zum Verkauf. Die Röhre wurde mit einem ROE TEST V10 geprüft. 0,9 mA / 0,9 mA 1,2 mA = 100% Zustand bitte den Bildern entnehmen, die Beschriftung kann teilweise verwischt sein. Die Röhren können teilweise schmutzig sein und die pins etwas verbogen sein. nach§ 19 UStG kann die MWST nicht ausgewiesen werden.

TESTS CONDITIONS (datasheet) DUOVAC RADIOELEC Va = 250V Vg=-2V Ia=1,2mA (Va=250V Vg=-1V Ia=3,2mA) HICKOK TV7D/U EV7-6080 B12 B min=32 (65%) EV2-1030 B12 B min=32 (65%) Please note that HICKOK is not a laboratory tester, though it is very well calibrated...HERE is how I calibrated mine following manual services specifications. I calibrated it to respect the low of the scale for filament... High voltage on filament would damage it...but gives higher values...0.6 (065-0.72) -->0.65V ; 1.1 (1.06-1.16) -->1.14V ; 1.5 (1.26-1.42) -->1.30V ; 2.0 (1.90-2.10) -->1.95V ; 2.5 (2.56-2.88) -->2.77V ; 3.0 (3.25-3.60) -->3.25V ; 4.3 (4.30-4.75) -->4.55V ; 5.0 (5.15-5.68) -->5.49V ; 6.3 (6.20-6.80) -->6.47V ; 7.5 (7.32-8.10) -->7.45V ; 10 (9.60-10.80) -->10.03V ; 12.6 (12.1-13.3) -->12.25V ; 20 (19.0-21.0) -->20.50V ; 25 (25.3-28.0) -->27.65V ; 35 (35.2-39.0) -->38.09V ; 50 (51.5-57.0) -->52.80V ; 75 (74.0-82.0) -->74.82V ; 117 (115-127) -->116.5VIf needed, i can share all other tests calibrations I get (129.5V/130V +o-3V ; 41.35V/40V +o-2V ; 4.21V/4V +o-1V ; 56.5V /56V....) I66 MINIWATT SHORT GREY RIBBED PLATES DIMPLE GETTER ?0J1 code 1,5mA/1,2mA (3,8/3,3) 1,5mA/1,5mA (3,8/3,8) 60/54; 57/50 ! NEW OLD STOCK ! CHECK ALL THE LIST TO BUY OTHER REFERENCES AND COMBINE SHIPPING PLEASE CONTACT ME BEFORE BUYING TO CHECK THE BEST OPTION FOR THE SHIPPING COSTSTUBES ARE QUITE FRAGILE, SO YOU SHOULD PAY A BIT MORE FOR A SAFE PACKAGE THAN A BUBBLE LETTER. I DECLINE ANY RESPONSABILITIES IF YOU CHOOSE LETTER AND YOUR ITEMS ARE DAMAGED DURING TRANSPORT...

TESTS CONDITIONS (datasheet) DUOVAC RADIOELEC Va = 250V Vg=-2V Ia=1,2mA (Va=250V Vg=-1V Ia=3,2mA) HICKOK TV7D/U EV7-6080 B12 B min=32 (65%) EV2-1030 B12 B min=32 (65%) Please note that HICKOK is not a laboratory tester, though it is very well calibrated...HERE is how I calibrated mine following manual services specifications. I calibrated it to respect the low of the scale for filament... High voltage on filament would damage it...but gives higher values...0.6 (065-0.72) -->0.65V ; 1.1 (1.06-1.16) -->1.14V ; 1.5 (1.26-1.42) -->1.30V ; 2.0 (1.90-2.10) -->1.95V ; 2.5 (2.56-2.88) -->2.77V ; 3.0 (3.25-3.60) -->3.25V ; 4.3 (4.30-4.75) -->4.55V ; 5.0 (5.15-5.68) -->5.49V ; 6.3 (6.20-6.80) -->6.47V ; 7.5 (7.32-8.10) -->7.45V ; 10 (9.60-10.80) -->10.03V ; 12.6 (12.1-13.3) -->12.25V ; 20 (19.0-21.0) -->20.50V ; 25 (25.3-28.0) -->27.65V ; 35 (35.2-39.0) -->38.09V ; 50 (51.5-57.0) -->52.80V ; 75 (74.0-82.0) -->74.82V ; 117 (115-127) -->116.5VIf needed, i can share all other tests calibrations I get (129.5V/130V +o-3V ; 41.35V/40V +o-2V ; 4.21V/4V +o-1V ; 56.5V /56V....) I66 Philips MiniWatt HeeRLEN code 3D2 short plates 1,2mA/1,0mA (3,2/3,0) 52/50 Most common Heerlen modelhttp://www.tube-classics.de/TC/Tubes/Valvo%20ECC83/ECC83.htm ! NEW OLD STOCK ! CHECK ALL THE LIST TO BUY OTHER REFERENCES AND COMBINE SHIPPING PLEASE CONTACT ME BEFORE BUYING TO CHECK THE BEST OPTION FOR THE SHIPPING COSTSTUBES ARE QUITE FRAGILE, SO YOU SHOULD PAY A BIT MORE FOR A SAFE PACKAGE THAN A BUBBLE LETTER. I DECLINE ANY RESPONSABILITIES IF YOU CHOOSE LETTER AND YOUR ITEMS ARE DAMAGED DURING TRANSPORT...