Marconi

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Marconigecosram 6sn7b65 Clear Glass Metal Base Cup Getter Nos Matched Pair

Marconigecosram 6sn7b65 Clear Glass Metal Base Cup Getter Nos Matched Pair

$3580.65

Marconi Instrumens 2965a 4829835 Control Board 2065

Marconi Instrumens 2965a 4829835 Control Board 2065

$750.00

French Guglielmo Marconi Official French Tv Prize Splendid Silver Medal 289gr

French Guglielmo Marconi Official French Tv Prize Splendid Silver Medal 289gr

$1500.00

Ifrmarconi 2023a 9khz To 12ghz Rf Signal Generator

Ifrmarconi 2023a 9khz To 12ghz Rf Signal Generator

$1350.00

2001 Uk Britain Elizabeth Ii Marconi Telegraph Silver 2 Pounds Coin Ngc I94093

2001 Uk Britain Elizabeth Ii Marconi Telegraph Silver 2 Pounds Coin Ngc I94093

$897.00

Ifr Marconi 2023a Signal Generator 9khz12ghz Repaired Tested And Working

Ifr Marconi 2023a Signal Generator 9khz12ghz Repaired Tested And Working

$900.00

5x4g Nos Tube Marconi Italy Rectifier Tubes Black Base D Getter Ribbed Plate Amp

5x4g Nos Tube Marconi Italy Rectifier Tubes Black Base D Getter Ribbed Plate Amp

$950.00

Marconi 2955 Radio Communications Test Set Range 04 Mhz1000 Mhz 8 Digit Disp

Marconi 2955 Radio Communications Test Set Range 04 Mhz1000 Mhz 8 Digit Disp

$1179.62

5z3 Tube Pair Nos Nib Marconi Italy Valve S Hanging U52 Gz34 5u4g 274a Gz37 53ku

5z3 Tube Pair Nos Nib Marconi Italy Valve S Hanging U52 Gz34 5u4g 274a Gz37 53ku

$850.00

6sn7 Marconi Tube Cv1988 B65 Valve Lampe Rohre Driver Oldest Production Pre Amp

6sn7 Marconi Tube Cv1988 B65 Valve Lampe Rohre Driver Oldest Production Pre Amp

$995.00

Marconi Ifr Aeroflex Cpm 46 10mhz 46ghz Frequency Counter Power Meter

Marconi Ifr Aeroflex Cpm 46 10mhz 46ghz Frequency Counter Power Meter

$1500.00

Marconi 6200b 10mhz20ghz Rf Microwave Test Set Plus 6230 6900 Sensors Tested

Marconi 6200b 10mhz20ghz Rf Microwave Test Set Plus 6230 6900 Sensors Tested

$1995.00

U1820 Tube Pair Gec Marconi Osram Black Rectifier Hanging Curved Amplifier U52

U1820 Tube Pair Gec Marconi Osram Black Rectifier Hanging Curved Amplifier U52

$950.00

Marconi 6310 Signal Generator 2 To 20 Ghz D

Marconi 6310 Signal Generator 2 To 20 Ghz D

$899.00

1917 Guglielmo Marconi Signed Autograph Collection Card Bas Beckett Loa

1917 Guglielmo Marconi Signed Autograph Collection Card Bas Beckett Loa

$999.99

Marconi 2955r Radio Communications Test Marconi 2957a

Marconi 2955r Radio Communications Test Marconi 2957a

$2500.00

5r4gy Tube Pair Nos Nib Marconi Italy Valve S Cv717 5u4g 274b Western Electric

5r4gy Tube Pair Nos Nib Marconi Italy Valve S Cv717 5u4g 274b Western Electric

$850.00

Vintage Rolex Marconi 15j Tank Sub Seconds Mens Wind Up Watch Running Nice

Vintage Rolex Marconi 15j Tank Sub Seconds Mens Wind Up Watch Running Nice

$1400.00

U52 Mesh Tube Rectifier Marconi Nos Italy 274b  Long Plate Vintage

U52 Mesh Tube Rectifier Marconi Nos Italy 274b Long Plate Vintage

$4950.00

Ifr Marconi Aeroflex 6920 Power Sensor

Ifr Marconi Aeroflex 6920 Power Sensor

$786.94

6l6g Tube Marconi Gc Wgb Quad Amplifier 6p3s Tubes El34 Metal Kt66 Kt88 6550

6l6g Tube Marconi Gc Wgb Quad Amplifier 6p3s Tubes El34 Metal Kt66 Kt88 6550

$1850.00

Ifr 2025 03 10khz To 25ghz Signal Generator

Ifr 2025 03 10khz To 25ghz Signal Generator

$1100.00

6sn7 Tube 6sn7gt Marconi 6sn7 Gtb Matched Quad Valve Ecc33 B65 33s30 Vt231 Rca

6sn7 Tube 6sn7gt Marconi 6sn7 Gtb Matched Quad Valve Ecc33 B65 33s30 Vt231 Rca

$1750.00

Elekta Waveguide Assembly With Marconi Isolator

Elekta Waveguide Assembly With Marconi Isolator

$3895.00

Omas Marconi 100 Anni Di Radio 1895 1995 Charcoal Grey Limited Edition 98154

Omas Marconi 100 Anni Di Radio 1895 1995 Charcoal Grey Limited Edition 98154

$2100.00

Marconi Instrumens 2965a 44830040 Inputoutput Control Board 2071

Marconi Instrumens 2965a 44830040 Inputoutput Control Board 2071

$850.00

Mh4 Marconi Tube Mesh Osram Gec Valve S Preamp Tubes Kl70504 Ren904 Curved Base

Mh4 Marconi Tube Mesh Osram Gec Valve S Preamp Tubes Kl70504 Ren904 Curved Base

$995.00

Mt31 Tube Pair Nos Nib Marconi Vintage Stereo Amplifier War Time 1940s Valve S

Mt31 Tube Pair Nos Nib Marconi Vintage Stereo Amplifier War Time 1940s Valve S

$1950.00

New Gilbarco Marconi Q1390806r Monochrome Display

New Gilbarco Marconi Q1390806r Monochrome Display

$750.00

Guglielmo M Marconi Picture Post Card Signed

Guglielmo M Marconi Picture Post Card Signed

$1200.00

Marconi Wireless Telegraph Morse Time Code 17j Doxa 8day Pocket Watch Ca 1900

Marconi Wireless Telegraph Morse Time Code 17j Doxa 8day Pocket Watch Ca 1900

$2840.11

Tube Loewe Multi Valve System 3nfw Antique Radio Oe333 Wireless Set Marconi 20s

Tube Loewe Multi Valve System 3nfw Antique Radio Oe333 Wireless Set Marconi 20s

$795.00

5z3 Tube Nos Marconi Italy Hanging 274a 274b Rectifier Cv1861 5u4g 5u4gb Valve

5z3 Tube Nos Marconi Italy Hanging 274a 274b Rectifier Cv1861 5u4g 5u4gb Valve

$950.00

U12 Tube Marconi Mint Conditions Gecovalve Blue Bulb Nos Nib Valve Globe Hanging

U12 Tube Marconi Mint Conditions Gecovalve Blue Bulb Nos Nib Valve Globe Hanging

$850.00

Osramgecmarconi 6sn7b65 Metal Base Cup Getter Nos Matched Pair

Osramgecmarconi 6sn7b65 Metal Base Cup Getter Nos Matched Pair

$3380.65

Marconi 2955b Communication Analyzer

Marconi 2955b Communication Analyzer

$4625.00

Marconi 10khz 54ghz Low Noise Signal Generator 2042 Make Offers

Marconi 10khz 54ghz Low Noise Signal Generator 2042 Make Offers

$1270.00

6f6g Marconi Matched Quad Tube Valve 6f6 349a Western Electric We Nos Nib Valves

6f6g Marconi Matched Quad Tube Valve 6f6 349a Western Electric We Nos Nib Valves

$995.00

Marconi 2026 Multisource Generator 10khz 24 Ghz Wopt 01

Marconi 2026 Multisource Generator 10khz 24 Ghz Wopt 01

$1000.00

12au7 Marconi Tube Pair Ecc82 Valve B329 E82cc Ecc802s 7316 Cv491 M8136 Cv4003

12au7 Marconi Tube Pair Ecc82 Valve B329 E82cc Ecc802s 7316 Cv491 M8136 Cv4003

$1250.00

Marconi 2024 10 Khz To 24 Ghz Signal Generator High Power Opt 3

Marconi 2024 10 Khz To 24 Ghz Signal Generator High Power Opt 3

$950.00

U52 Tube Rectifier Marconi British Valve Pair Tubes 5u4g Gec 5u4 Curved Cup

U52 Tube Rectifier Marconi British Valve Pair Tubes 5u4g Gec 5u4 Curved Cup

$1650.00

Ifr Marconi 2025 9 Khz 251 Ghz Signal Generator

Ifr Marconi 2025 9 Khz 251 Ghz Signal Generator

$1499.99

Marconi Instruments 2024 Signal Generator 9 Khz 24 Ghz

Marconi Instruments 2024 Signal Generator 9 Khz 24 Ghz

$899.99

Rolex Tudorrolex Marconihalf Hunter Enameled Numbers Dennison Case S12

Rolex Tudorrolex Marconihalf Hunter Enameled Numbers Dennison Case S12

$1299.00

Aeroflex Ifr Marconi 2031 10 Khz 27 Ghz Signal Generator Sweeper

Aeroflex Ifr Marconi 2031 10 Khz 27 Ghz Signal Generator Sweeper

$2000.00

Marconi Px25 Pair Nob

Marconi Px25 Pair Nob

$1723.10

Rolex Marconi Antique Wristwatch Smoseco 1940s Oh Finished Used

Rolex Marconi Antique Wristwatch Smoseco 1940s Oh Finished Used

$1757.50

1910s Marconi Wireless Telegraph Variable Condenser Capacitor Crystal Radio Part

1910s Marconi Wireless Telegraph Variable Condenser Capacitor Crystal Radio Part

$8900.00

2 X 4242a Tube 4242a Marconi Stc Nos Nib Tubes Base Metal Matched Pair P3

2 X 4242a Tube 4242a Marconi Stc Nos Nib Tubes Base Metal Matched Pair P3

$1453.41

5z3 Tube Nos Marconi Valve Pair Nib Black Plate D Getter 5z3p 45 5u4g 80 5y3 G S

5z3 Tube Nos Marconi Valve Pair Nib Black Plate D Getter 5z3p 45 5u4g 80 5y3 G S

$850.00

A863 Marconi Valve 6j7g Tube Pair Metal Base Vintage Preamp Ktz63 348a Z63 6j7

A863 Marconi Valve 6j7g Tube Pair Metal Base Vintage Preamp Ktz63 348a Z63 6j7

$3950.00

6sn7 Marconi Tube Italy Valve Lampe Vintage Old Production B65 Cv1988 33s30b S

6sn7 Marconi Tube Italy Valve Lampe Vintage Old Production B65 Cv1988 33s30b S

$950.00

Marconi Mwt England B65 6sn7gt Metal Base Rhretestedultra Rare

Marconi Mwt England B65 6sn7gt Metal Base Rhretestedultra Rare

$739.00

Marconi Data Systems Excel 2000 Ink Jet Marking Machine 07scfm 1psi 100240vac

Marconi Data Systems Excel 2000 Ink Jet Marking Machine 07scfm 1psi 100240vac

$1900.00

Aeroflex 6813 24 Marconi Ifr Aeroflex 6813 2000 Ghz Signal Generator

Aeroflex 6813 24 Marconi Ifr Aeroflex 6813 2000 Ghz Signal Generator

$3776.00

Aeroflex Ifr 6813 10mhz20ghz Microwave Signal Generator Calibration Marconi Rf

Aeroflex Ifr 6813 10mhz20ghz Microwave Signal Generator Calibration Marconi Rf

$8430.62

Marconi Ifr Rf Signal Generator 2024 2025 9khz25ghz With New Calibration

Marconi Ifr Rf Signal Generator 2024 2025 9khz25ghz With New Calibration

$1332.50

6l6 Fivre Marconi Gc G Tube Pair Fisher El34 Kt88 El37 300b Kt66 Gec Valve Nos

6l6 Fivre Marconi Gc G Tube Pair Fisher El34 Kt88 El37 300b Kt66 Gec Valve Nos

$1550.00

12ax7 Tubes Nos Nib Black Plate Pair Marconi Italy Preamp Tube Ecc83 D Getter X2

12ax7 Tubes Nos Nib Black Plate Pair Marconi Italy Preamp Tube Ecc83 D Getter X2

$2150.00

Ifr Aeroflex Marconi 24 Ghz Multi Source Signal Generator 2026

Ifr Aeroflex Marconi 24 Ghz Multi Source Signal Generator 2026

$1099.99

Marconi Ifr 2051 10khz To 27ghz Digitalvector Signal Generator W Opts 01 02

Marconi Ifr 2051 10khz To 27ghz Digitalvector Signal Generator W Opts 01 02

$4950.00

P250 Tube Nos Nib Sealed Pair Marconi Italy Power Tubes Last Mono Plate Black

P250 Tube Nos Nib Sealed Pair Marconi Italy Power Tubes Last Mono Plate Black

$850.00

Marconi 2051 Rf Generator With 02

Marconi 2051 Rf Generator With 02

$3995.00

5z3 Tube Pair Marconi 5z3p 45 80 5y3 Valve 5u4g 5u4gb U52 Rca Tubes Rare Cv1861

5z3 Tube Pair Marconi 5z3p 45 80 5y3 Valve 5u4g 5u4gb U52 Rca Tubes Rare Cv1861

$3500.00

New Gilbarco Marconi T1713801 T1713801 Keyboard Console Board

New Gilbarco Marconi T1713801 T1713801 Keyboard Console Board

$830.00

5u4g Tube Marconi Italy Nos Nib Matched Pair U52 Hanging Vintage Stereo Valve X2

5u4g Tube Marconi Italy Nos Nib Matched Pair U52 Hanging Vintage Stereo Valve X2

$950.00

Mh4 Tube Marconi Italy Mesh Plate Globe Balloon Preamp Tubes Valve Amplifier

Mh4 Tube Marconi Italy Mesh Plate Globe Balloon Preamp Tubes Valve Amplifier

$1999.00

A863 Z63 Marconi Valve 6j7g Tube Pair Metal Base Vintage Preamp Ktz63 348a 6j7

A863 Z63 Marconi Valve 6j7g Tube Pair Metal Base Vintage Preamp Ktz63 348a 6j7

$4299.00

Marconi2022d Signal Generator

Marconi2022d Signal Generator

$1200.00

Ifr Marconi 2026 Cdma Interferer Multisource Generator Opt 03

Ifr Marconi 2026 Cdma Interferer Multisource Generator Opt 03

$1279.99

Rolex Marconi Manual Winding Mens Watch Vintage 1940s Overhauled Fs

Rolex Marconi Manual Winding Mens Watch Vintage 1940s Overhauled Fs

$1699.00

Marconi Instrument Radio Communications Test Set 2955 W Radio Test System 2957a

Marconi Instrument Radio Communications Test Set 2955 W Radio Test System 2957a

$899.99

5r4gy Tube Pair Nos Nib Marconi Italy Valve S Vintage Stereo Amp Cv717 5u4g U52

5r4gy Tube Pair Nos Nib Marconi Italy Valve S Vintage Stereo Amp Cv717 5u4g U52

$950.00

Aeroflex Ifrmarconi Nav 401l Selfcontained Ramp Test Set Navcommils

Aeroflex Ifrmarconi Nav 401l Selfcontained Ramp Test Set Navcommils

$3525.75

Ifr Marconi 2026q Cdma Interferer Multisource Generator Opt 03

Ifr Marconi 2026q Cdma Interferer Multisource Generator Opt 03

$2299.99

Nos Marconi Transformer W682162a W682161a 620349 5950009625721 Selex Aeroflex

Nos Marconi Transformer W682162a W682161a 620349 5950009625721 Selex Aeroflex

$900.00

80 Tube Rectifier Marconi Italy Black Mesh 280 380 Type Valve S Ux280 Cx380 Full

80 Tube Rectifier Marconi Italy Black Mesh 280 380 Type Valve S Ux280 Cx380 Full

$1450.00

Vintage 6sn7 Marconi Tube Valve Finest Lampe Driver Vt231 B65 33s30b Standard

Vintage 6sn7 Marconi Tube Valve Finest Lampe Driver Vt231 B65 33s30b Standard

$995.00

12bh7 Tube Pair Fivre Marconi Valve 12bh7a Nos Long Plate Rca Brimar 6b4g 12au7

12bh7 Tube Pair Fivre Marconi Valve 12bh7a Nos Long Plate Rca Brimar 6b4g 12au7

$1850.00

Ifr Aeroflex Marconi 2031 10 Mhz 27 Ghz Rf Signal Generator Calibrated

Ifr Aeroflex Marconi 2031 10 Mhz 27 Ghz Rf Signal Generator Calibrated

$3950.00

6sn7 Marconi Tube Italy Black Plate B65 Valve Cv1988 1950s Pair Valve 33s30

6sn7 Marconi Tube Italy Black Plate B65 Valve Cv1988 1950s Pair Valve 33s30

$995.00

Solid Silver Big Rolex Marconi Special Exagerated Numbers Swiss Watch Ca 1930

Solid Silver Big Rolex Marconi Special Exagerated Numbers Swiss Watch Ca 1930

$1650.00

5u4g Tube Nos Nib Matched Pair Marconi Italy Power Tubes Rectifier U52 274a 274b

5u4g Tube Nos Nib Matched Pair Marconi Italy Power Tubes Rectifier U52 274a 274b

$950.00

Tube Loewe Multi Valve System 3nf Antique Radio Oe333 Wireless Set Marconi Spark

Tube Loewe Multi Valve System 3nf Antique Radio Oe333 Wireless Set Marconi Spark

$750.00

U50 Mesh Plate Tube Marconi Matched Pair Valve 5y3g Cv1856 U52 L63 Preamp S Full

U50 Mesh Plate Tube Marconi Matched Pair Valve 5y3g Cv1856 U52 L63 Preamp S Full

$2150.00

A1834 Marconi Osram Cv2523 Nos Tube Pair Power Tubes Amplifier Headphone Otl Nib

A1834 Marconi Osram Cv2523 Nos Tube Pair Power Tubes Amplifier Headphone Otl Nib

$2199.00

Marconi Instruments 2022d Signal Generator 10khz1ghz 52022003

Marconi Instruments 2022d Signal Generator 10khz1ghz 52022003

$900.00

Firvemarconi 6sn7gt5692 Brown Base Grey Plate Tested Nos D Getter

Firvemarconi 6sn7gt5692 Brown Base Grey Plate Tested Nos D Getter

$780.68

Dc40ghz Power Sensor Meter Cpm20 6914 Marconi

Dc40ghz Power Sensor Meter Cpm20 6914 Marconi

$2587.50

Nos Old Stock Rolex Marconi Cal 59 White Dial Nickel Plated Case From 1940

Nos Old Stock Rolex Marconi Cal 59 White Dial Nickel Plated Case From 1940

$5999.00

Ifr Marconi Aeroflex 6930 Power Sensor

Ifr Marconi Aeroflex 6930 Power Sensor

$786.94

Ifrmarconi 1000a 1164 Ifr 1000a Communications Service Monitor

Ifrmarconi 1000a 1164 Ifr 1000a Communications Service Monitor

$1995.00

Rt3 Marconi Tube Telefunken Re304 Re134 Re604 Klangfilm Ad1 Px4 Px25 Rs237 Quad

Rt3 Marconi Tube Telefunken Re304 Re134 Re604 Klangfilm Ad1 Px4 Px25 Rs237 Quad

$2250.00

80 Mesh Tube Pair Rectifier Marconi Italy Matched 280 380 Ux280 Stereo Vintage

80 Mesh Tube Pair Rectifier Marconi Italy Matched 280 380 Ux280 Stereo Vintage

$3750.00

Guglielmo Marconi Personal Signed Note To Lifelong Friend Inez Milholland

Guglielmo Marconi Personal Signed Note To Lifelong Friend Inez Milholland

$3100.00

 Aeroflex 7100 Radio Test Set With 14 Options Irf Marconi

Aeroflex 7100 Radio Test Set With 14 Options Irf Marconi

$1000.00

 Marconi Aeroflex 2026 Multisource Signal Generator 24 Ghz W Opt 003 Untested

Marconi Aeroflex 2026 Multisource Signal Generator 24 Ghz W Opt 003 Untested

$825.00

Vintage 192030s Rolex Watch Compnay Marconi Wristwatch

Vintage 192030s Rolex Watch Compnay Marconi Wristwatch

$3800.00

1932 Guglielmo Marconi Handwritten Signed Letter Bas Beckett Loa

1932 Guglielmo Marconi Handwritten Signed Letter Bas Beckett Loa

$1499.99

Ifr Marconi 2026q Cdma Interferer Multisource Generator Opt 03

Ifr Marconi 2026q Cdma Interferer Multisource Generator Opt 03

$1279.99

Marconi 200a 120240vac 1ph 3w Stand By Generator Panel Nema 3r Ats34

Marconi 200a 120240vac 1ph 3w Stand By Generator Panel Nema 3r Ats34

$1500.00

6sn7 Marconi Tube Italy B65 Matched Pair 33s30 B Valve Preamp Pre Amplifier S

6sn7 Marconi Tube Italy B65 Matched Pair 33s30 B Valve Preamp Pre Amplifier S

$950.00

Marconi Instruments Radio Communications Test Set 2955b Radio Test System 2957d

Marconi Instruments Radio Communications Test Set 2955b Radio Test System 2957d

$1700.00

Osramgecmarconi 6sn7b65 Metal Base Cup Getter Nos Matched Pair

Osramgecmarconi 6sn7b65 Metal Base Cup Getter Nos Matched Pair

$3380.65

Marconi Data Systems Excel 2000 Ink Jet Marking Machine 100240vac

Marconi Data Systems Excel 2000 Ink Jet Marking Machine 100240vac

$1000.00

Mh4 Marconi Osram Gec Tube Pair Preamp Tubes Valve Mesh A4110 Kl70504 Ren904 Ad1

Mh4 Marconi Osram Gec Tube Pair Preamp Tubes Valve Mesh A4110 Kl70504 Ren904 Ad1

$1995.00

Marconi Ifr Aeroflex 3413 3 Ghz Rf Signal Generator

Marconi Ifr Aeroflex 3413 3 Ghz Rf Signal Generator

$8500.00

Marconi Instruments Ifr 2030 10 Khz135 Ghz Signal Generator

Marconi Instruments Ifr 2030 10 Khz135 Ghz Signal Generator

$2291.74

5u4gb Tube Marconi Italy Rectifier Tubes Pair 5u4 Fatboy Oo Getter Black Valve

5u4gb Tube Marconi Italy Rectifier Tubes Pair 5u4 Fatboy Oo Getter Black Valve

$1499.00

Marconiifr 6200b Microwave Test Set 10mhz 20ghz

Marconiifr 6200b Microwave Test Set 10mhz 20ghz

$4500.00