marconi
Abstract: No abstract text available
Text: M ARCO NI A.C. M AINS VALVES 1 MS 4, Screen Grid, 22/6 Marconi MS.4 is a " general purpose " screen grid valve for universal use. Possessing an extrem ely low capacity— less than .002 micro-micro farad — it ensures stable amplification where high conductance valves will not
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V01TS
70MAX
marconi
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vms4
Abstract: marconi
Text: M AR CO NI A.C. M AINS VALVES VMS 4, Variable Mu. Screen Grid, 22/6 Marconi VMS.4 is a screen grid valve incorporating an entirely new principle of construction which renders it suitable for use as a volume control stage in powerful receivers. The curve falls very gradually from the normal
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marconi
Abstract: No abstract text available
Text: M ARCO N I D.C. M AINS V A L V E S DS, Screen Grid, 22/6 Marconi DS is a screen grid valve of high efficiency, hav ing an exceptionally low anode-grid capacity — less than .002 micro-micro-farad — and specially suitable for use in the H .F. stage of all
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Marconi
Abstract: Scans-001796
Text: M A R C O N I A.C. M A IN S V A L V E S M H 4, High Magnification, 15/Marconi MH.4 is a high efficiency general purpose valve for use as detector or first low frequency am pli fier. I t m ay be used w ith transform er or resistance coupling i n the maj ority of
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tower pro sg 90
Abstract: marconi valves ScansU9X25 Scans-031 valve el 520 HL410 LS 160 ml-4 sg4sg4 marconi lp 28 P625a
Text: MARCONI VALVES U s e the V a lv e s the E x p e r t s Use MARCONI VALVES ^ CHOSEN BY IM P O R T A N T “ SUPREME ALM OST PUBLIC IN EVERY ^ SERVICE. EVERY SET.” In the following pages you will find complete details of the new range of Marconi receiving valves. Amongst them are the
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KB214-224
tower pro sg 90
marconi valves
ScansU9X25
Scans-031
valve el 520
HL410
LS 160 ml-4
sg4sg4
marconi lp 28
P625a
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gu 50 tube
Abstract: bulb thermometer marconi tube company marconi company air gauge capacitor marconi Marconi rectifier
Text: GU 11/JAN. 195« anon i Rectifier Type GU 11 General. A hot-cathode mercury-vapour rectifier in corporating a domed anode and a shrouded cathode in a hard glass bulb. It is suitable for operation up to 6 A at 15 kV, depending upon the circuit. For most applications it is recommended that air
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speaker with screen
Abstract: marconi MOVING IRON Scans-0017970
Text: M A R C O N I A.C. M A IN S V A L V E S •, r n 1 , A p p q q x im a t e D ata FILA M E N T VOLTS 4 0 — FILAMENT CURRENT 10 AMP ANO DE VOLTS 2 5 0 M AX SCREEN VOLTS 2 0 0 M A X .-+ ANODE DISSIPATION MAX. 3 0 WATTS XAMPLIFICATION FACTOO 100 x IM PEDANCE
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Anode200
EAJ200MAX.
speaker with screen
marconi
MOVING IRON
Scans-0017970
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GXU1
Abstract: 4pin bridge rectifier quadrature bridge marconi company marconi
Text: GXU 1/SEPT. 1956 lÿfarfo/n Rectifier Type GXU 1 ¥ ANODE General. The GXU 1 is a xenon filled half-wave rectifier mounted on a 4-pin UX base and with characteristics as given below. APPROXIMATE DATA Vf If Piv max 10,000 la(pk)fmax) la(max) (a) f(max) Isurge<pk)(raax) (b)
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I62MAX.
GXU1
4pin bridge rectifier
quadrature bridge
marconi company
marconi
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GXU2
Abstract: quadrature bridge marconi company marconi
Text: GXU 2/SEPT. 1956 fàkarcotii ^¿yy V Rectifier Type GXU2 ANOOE General. The G X U 2 is a xenon filled half-wave rectifier m ounted on a 4-pin bayonet base and with characteristics as given below. A PPR O X IM A T E DATA V, 5-0 V If 7-1 A PlV max 10,000 V
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209MM
GXU2
quadrature bridge
marconi company
marconi
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Ir 150F
Abstract: marconi company marconi
Text: CAM 2/JULY 1954 Triode Type CAM2 ABSORBER OR MODULATING VALVE General. A water-cooled triode fitted with a tungsten filament. Cooling. The anode forms part of the valve envelope and is designed for cooling by water circulated in direct contact with the anode. The rated flow should
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DET16
Abstract: Marconi DET16 marconi company marconi
Text: DET 16/JULY 1954 virami Triode Type DET 16 HF AMPLIFIER General. The DET 16 is a transmitting triode fitted with a thoriated tungsten filament and a carbon anode. It is suitable for use at frequencies up to 30 Mc/s. The valve may also be used as a zero bias Class B amplifier.
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DET16/JULY
DET16
Marconi DET16
marconi company
marconi
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marconi company
Abstract: marconi
Text: CAT 3/JULY 1954 anon i Triode Type CA T3 RF AMPLIFIER AND OSCILLATOR General. The CAT 3 is a water-cooled anode trans mitting triode fitted with a tungsten filament. It is suitable for use as an RF amplifier' or oscillator at frequencies up to 20 Mc/s.
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marconi company
Abstract: marconi
Text: DA 100/JULY 1954 Triode Type DA 100 ' POW ER A M PLIFIER AND M ODULATOR General. The DA 100 is a triode valve fitted with a directly heated oxide-coated cathode. It is suitable for use as a power amplifier in Class ABI or AB2 ampli fiers or as a modulator.
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100/JULY
marconi company
marconi
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N709
Abstract: transformer centre tapped Z729 n709 ultralinear 12v to 220 v transformer turns ratio DH77 marconi company G2300 marconi centre tapped transformer 12v
Text: M k O U TP U T N709 PENTODE JULY, 1956 6-3 IN D IR E C T L Y H EA T ED A high slope pentode prim arily designed for use in the output stage of AC receivers and amplifiers. BASE C O N N E C T IO N S A N D VALVE DIM ENSIONS Base : B9A Bulb : Tubular Overall length : 78 max. mm.
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10-20H
120mA
N709
transformer centre tapped
Z729
n709 ultralinear
12v to 220 v transformer turns ratio
DH77
marconi company
G2300
marconi
centre tapped transformer 12v
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Valves
Abstract: DA250 Triode Valves marconi company marconi
Text: DA 250/JULY 1954 Triode Type DA 250 POWER AMPLIFIER '(¿irò/ì ì General. The DA 250 is a power amplifying triode fitted with a directly heated oxide-coated cathode. The valve has been designed for use principally in push-pull amplifiers. Cooling. Adequate ventilation must be provided.
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250/JULY
Valves
DA250
Triode Valves
marconi company
marconi
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marconi company
Abstract: marconi
Text: BW 165/JULY 1954 Triode Type BW 165 HF AMPLIFIER AND OSCILLATOR General. The BW-165 is a water-cooled transmitting triode fitted with a thoriated tungsten filament. Cooling. The anode forms part of the valve envelope and is designed for cooling by water circulated in
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165/JULY
BW-165
marconi company
marconi
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marconi company
Abstract: marconi
Text: CAR 2 /JULY 1954 Diode TypeCAR2 POWER RECTIFIER General. A double-ended rectifying valve fitted with a tungsten filament. Cooling. The anode forms part of the valve envelope and is designed for cooling by water circulated in direct contact with the anode. The rated flow must not
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L-12000
Abstract: af amplifier marconi company DET27 200 W CLASS D AUDIO AMPLIFIER marconi kv3af
Text: DET 27/JULY 1954 I Triode Type DET27 HF AMPLIFIER AND OSCILLATOR, AND AF AMPLIFIER General. The DET 27 is a triode fitted with a thoriated tungsten filament. The valve is suitable for use as a power amplifier or oscillator at frequencies up to 3 Mc/s or as an audio power amplifier.
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TypeDET27
27/JULY
L-12000
af amplifier
marconi company
DET27
200 W CLASS D AUDIO AMPLIFIER
marconi
kv3af
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marconi
Abstract: 227G bulb thermometer marconi company
Text: GU 20/21 /JULY 1954 Rectifying Valve TypeGU20/21 General. The GU 20/21 is a directly heated half-wave mercury-vapour diode intended for use as a power rectifier. Cooling. The condensation temperature is the limiting factor. The range quoted is the temperature at that
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20/21/JULY
GU20/21
marconi
227G
bulb thermometer
marconi company
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Marconi rectifier
Abstract: marconi company marconi
Text: GXU3/NOV. 1957 Rectifier TypeGXU3 -6 0 MM. DIA.9-7 MM. DIA. General. The GXU3 is a xenon filled half-wave rectifier mounted on a G.E.S. base and with 13-5 MM. MIN. characteristics as given below. CONTACT SURFACE AREA APPROXIMATE DATA 4 -0 Vf P I V ¡max a)
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A2526
Abstract: marconi company marconi HF power amplifier
Text: CAT 6/JULY 1954 Triode Type CAT 6 H F POW ER A M PLIFIER AND OSCILLATOR General. A water-cooled anode transmitting triode fitted with a tungsten filament. Cooling. The anode forms part of the valve envelope and is designed for cooling by water circulated in direct
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500 W POWER AMPLIFIER
Abstract: amplifier class c marconi company marconi
Text: DET 3/JULY 1954 Triode TypeDET3 MF AMPLIFIER General. The DET 3 is a transmitting triode fitted with a thoriated tungsten filament, designed for use at frequencies up to 3 Mc/s. Mounting. The valve must be mounted vertically with the anode seal either up or down.
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marconi company
Abstract: HF power amplifier marconi
Text: CAT 21/JULY 1954 Triode Type CAT21 VHF AM PLIFIER General. A transmitting triode with a water-cooled anode and fitted with a pure tungsten filament. This valve is suitable for use as an amplifier at frequencies up to 100 Mc/s. Cooling. The anode (which forms part of the valve
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CAT21
21/JULY
marconi company
HF power amplifier
marconi
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MCS15
Abstract: marconi company amplifier "10 va" marconi
Text: ACT 14/JULY 1954 Triode Type ACT 14 H F A M PLIFIER AN D OSCILLATOR General. A forced-air cooled transmitting triode fitted with a tungsten filament. Cooling. The anode requires cooling by air blast and the volume of air necessary is 600 cu. ft. per minute at
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14/JULY
MCS15
marconi company
amplifier "10 va"
marconi
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