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Image Not Available for Heptode Amplifier
Heptode Amplifier
Image Not Available for Heptode Amplifier

Heptode Amplifier

Manufacturer
Object NameValve
ClassificationsEngineering
DimensionsOverall: Height: 12.2 cm, Width: 4 cm dia
AcquisitionPresented in 1987 by Mr I Robertson.
LocationView by Appointment - Aberdeen Treasure Hub
Object numberABDMS012855
Keywords
About MeType x22 rectifier.
Image Not Available for Octal/Triode/Heptode
Octal/Triode/Heptode
Marconi
Image Not Available for Heptode, Boxed
Heptode, Boxed
Marconi
1930s
Image Not Available for Current Regulator
Current Regulator
Marconi
Image Not Available for 2 Boxed Effiiciency Diodes
2 Boxed Effiiciency Diodes
Marconi
Image Not Available for Double Diode Output Semi Miniature
Double Diode Output Semi Miniature
Marconi
Image Not Available for Cut-Away" Receiver
Cut-Away" Receiver
Marconi
c. 1922
Image Not Available for Octal Output Beam Tetrode
Octal Output Beam Tetrode
Marconi
3 Valve Battery Receiver
3 Valve Battery Receiver
Marconi
c. 1927 - 1930
Image Not Available for 13 Boxed Receiving Valves
13 Boxed Receiving Valves
Marconi
pre-1950
Image Not Available for Boxed Rectifying Valve: Type U31 Rectifying Valve
Boxed Rectifying Valve: Type U31 Rectifying Valve
Marconi
Image Not Available for Boxed EM81 Miniature Tuning Indicator
Boxed EM81 Miniature Tuning Indicator
Marconi
Image Not Available for D.E.3 Receiving Valve
D.E.3 Receiving Valve
Marconi
c. 1922
Image Not Available for Half Wave Rectifier
Half Wave Rectifier
Marconi
Image Not Available for Half Wave Rectifier
Half Wave Rectifier
Marconi
Image Not Available for Half Wave Rectifier
Half Wave Rectifier
Marconi
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Half Wave Mercury Rectifier
Mullard Limited
Image Not Available for Half Wave Rectifier
Half Wave Rectifier
Image Not Available for Full Wave Rectifier
Full Wave Rectifier
Image Not Available for Boxed Half Wave Rectifier
Boxed Half Wave Rectifier
Image Not Available for Boxed T.V. Half Wave Rectifier
Boxed T.V. Half Wave Rectifier
Mullard Limited
Image Not Available for Boxed Full Wave Rectifier
Boxed Full Wave Rectifier
Mullard Limited
Image Not Available for 2 Boxed Heptode Receivers
2 Boxed Heptode Receivers
Mullard Limited
Image Not Available for Heptode Receiver
Heptode Receiver
Image Not Available for Triode/Heptode Receiver
Triode/Heptode Receiver