Image
Category
Collection
Maker
On Display
Object type
Place
Material
Date
Marconi-Reisz 'Marble' Microphone

Marconi-Reisz 'Marble' Microphone

1927-30

Marconi-Sykes Magnetophone microphone

Marconi-Sykes Magnetophone microphone

1923

Marconi magnetic detector No. 12739 with cover, 1900-1950

Marconi magnetic detector No. 12739 with cover, 1900-1950

1900-1950

BBC Marconi AXBT Microphone & matching desk stand

BBC Marconi AXBT Microphone & matching desk stand

circa 1946

Model Disc Discharger, Marconi Company Souvenir, 1912

Model Disc Discharger, Marconi Company Souvenir, 1912

1912

Marconi magnetic wireless detector

Marconi magnetic wireless detector

1903-1907

Marconi magnetic detector No. 12739 with cover, 1900-1950

Marconi magnetic detector No. 12739 with cover, 1900-1950

1900-1920

Moorside Edge Transmitter Voltage and Current Meters

Moorside Edge Transmitter Voltage and Current Meters

1931

Moorside Edge Transmitter Tuning Coil

Moorside Edge Transmitter Tuning Coil

1931

Vestigial-sideband filter, from Croydon Transmitting Station, 1955

Vestigial-sideband filter, from Croydon Transmitting Station, 1955

1955

McVitie Weston valve collection, Marconi WT Co., round valve, type N

McVitie Weston valve collection, Marconi WT Co., round valve, type N

circa 1913

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

Marconi Type HR11 Telegraph Receiving Equipment, c. 1960

Marconi Type HR11 Telegraph Receiving Equipment, c. 1960

1960

Presentation case for model of Marconi's disc discharger [spark regulating device]

Presentation case for model of Marconi's disc discharger [spark regulating device]

1912

McVitie Weston valve collection, Marconi WT Co Catkin valve, type MPT4

McVitie Weston valve collection, Marconi WT Co Catkin valve, type MPT4

1935

McVitie Weston valve collection, Marconi WT Co Round valve, type DEQ

McVitie Weston valve collection, Marconi WT Co Round valve, type DEQ

McVitie Weston valve collection, Marconi WT Co valve, type M.T.1

McVitie Weston valve collection, Marconi WT Co valve, type M.T.1

1919

McVitie Weston valve collection, Marconi WT Co Round valve, type T

McVitie Weston valve collection, Marconi WT Co Round valve, type T

1917

Wade Bequest collection of valves: Marconiphone radio valve

Wade Bequest collection of valves: Marconiphone radio valve

McVitie Weston valve collection, Marconi WT Co Round valve, type T

McVitie Weston valve collection, Marconi WT Co Round valve, type T

circa 1914

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

McVitie Weston valve collection, Marconi WT Co., round valve, type N

McVitie Weston valve collection, Marconi WT Co., round valve, type N

circa 1913

McVitie Weston valve collection, Marconi WT Co valve, type TT11

McVitie Weston valve collection, Marconi WT Co valve, type TT11

Electric Heater in the Style of Coal Fire

Electric Heater in the Style of Coal Fire

circa 1920

Marconi WT Co Round valve, type Q

Marconi WT Co Round valve, type Q

Marconi WT Co Round valve, type Q

Marconi WT Co Round valve, type Q

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

1916

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

McVitie Weston valve collection, Marconi WT Co Round valve, type V24

1916

cover for Marconi magnetic detector, 1900-1950

cover for Marconi magnetic detector, 1900-1950

1900-1910

McVitie Weston valve collection, Marconi WT Co Round valve, type Q

McVitie Weston valve collection, Marconi WT Co Round valve, type Q

McVitie Weston valve collection, Marconi WT Co valve, type E.44A.

McVitie Weston valve collection, Marconi WT Co valve, type E.44A.

McVitie Weston valve collection, Marconi WT Co valve, type 5RR1L.F.(A)

McVitie Weston valve collection, Marconi WT Co valve, type 5RR1L.F.(A)

McVitie Weston valve collection, Marconi WT Co valve, type HL2

McVitie Weston valve collection, Marconi WT Co valve, type HL2

1932

McVitie Weston valve collection, Marconi WT Co valve, type HL2

McVitie Weston valve collection, Marconi WT Co valve, type HL2

1932

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

1919

McVitie Weston valve collection, Marconi WT Co valve, type V24

McVitie Weston valve collection, Marconi WT Co valve, type V24

circa 1919

Radio broadcast receiver, c.1925

Radio broadcast receiver, c.1925

circa 1925

Marconi - BBC Ribbon Microphone

Marconi - BBC Ribbon Microphone

circa 1940

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

1919

McVitie Weston valve collection, Marconi WT Co Catkin valve, type MPT4

McVitie Weston valve collection, Marconi WT Co Catkin valve, type MPT4

1935

McVitie Weston valve collection, Marconi WT Co valve, type E27

McVitie Weston valve collection, Marconi WT Co valve, type E27

Electro-dynamic microphone, by H. J. Round, Marconi Wireless Telegraph Company, 1922-1923.

Round Electro-Dynamic Microphone

1922-1923

Marconi Wireless Telegraph Company tetrode KTW63 from National Valve Museum: The KTW63 is a beam or kink-less tetrode for HF and IF amplification in broadcast receivers and replaced the W63. The valve is variable mu designed to have the stage gain controlled by a voltage derived from the final rectified signal.

Marconi thermionic tetrode valve

1930s-1940s

Marconi High Frequency telegraphy/telephony Transmitter Type SWB8E, c. 1935, used at the Cable & Wireless Ltd Engineering Training College, at Porthcurno, Cornwall.

Marconi High Frequency telegraphy/telephony Transmitter Type SWB8E

circa 1935

Galvanometer Charge/Discharge (coil missing), Type no. 189

Marconi Wireless Telegraph Company galvanometer

1920s

Marconi WT Co. valve, type V.24, marked 4137, (RMW/B102* - McVitie Weston number), by Marconi Wireless Telegraph Company Limited.

McVitie Weston valve collection, Marconi WT Co Round valve, type V.24

2 Marconi WT Co. valve, type Q, (RMW/B97A - McVitie Weston number), by Marconi Wireless Telegraph Company Limited.

McVitie Weston valve collection, Marconi WT Co Round valve, type Q