Tubes - Transmitting, Audio, Misc.
Please choose from the following TUBES Sub-Catagory choices:
572B![]() |
811A![]() |
6146![]() |
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4CX350 Series![]() |
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SOCKETS![]() |
CHIMNEYS![]() |
PLATE CAPS![]() |
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BOOKS![]() |
BASES![]() |
PARASITIC SUPPRESSOR![]() |

234 Tube Socket jumbo 4 pin
In Stock
234 Tube Socket jumbo 4 pin
234 Tube Socket, jumbo 4 pin
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124-115 Johnson Tube Socket with 1100 pF Screen Grid By-Pass Capacitor (Pull)
In Stock
Cathode terminals insulated. recessed, silver-plated beryllium copper screen grid contacts.
Military Grade
Used * No longer available for export
MFR: Johnson tube sockets
SKU:124-115-P

124-115 Johnson Tube Socket with 1100 pF Screen Grid By-Pass Capacitor
In Stock
- Cathode terminals insulated. recessed, silver-plated beryllium copper screen grid contacts.
- Mounts above chassis through 57.15mm (2.250") diameter hole with 3 clips drilled for 6-32 screws.
- Has provision for mounting socket skirt directly to a 41.28mm (1.625") O.D. outer conductor of a coaxial-type line.
New Old Stock * No longer available for export
MFR: Johnson
SKU: 124-115

124-112 Johnson Tube Socket 2700pf Screen Bypass (Pull)
In Stock
Mounts above chassis through 2.250" (51 .155mm) diameter hole with three clips drilled for 6-32 screws. Has provision for mounting socket skirt directly to a 1.625" (41.28mm) O.D. outer conductor of a coaxial type line.
- Use for 4CX250B, 1W300B, 4CX250F, 4CX350A, 4C350F, 4X25B, 4W250F, 7580
Used * No Longer Available for export
MFR: Johnson
SKU: 124-112-P

124-110 Tube Socket, 7 pin, Equal to SK600, Johnson (124-0110-001) (Used)
In Stock
Mounts above chassis through 2.250"(51.55mm) diameter hole with three clips drilled for 6-32 screws. Has provision for mounting socket skirt directly to a 1.625" (41.26mm) O.D. outer conductor of a coaxial type line.
Features:
Includes 2700pf screen grid by-pass capacitor
Cathode terminals insulated (124-0112-001 is Grounded)
Positive, low resistance contact between tube pins and socket contacts
Used
MFR: E. F. Johnson

124-110 Tube Socket, 7 pin, Equal to SK600, Johnson (124-0110-001) (NOS)
In Stock
124-110 Tube Socket, 7 pin, Equal to SK600
MFR: E.F. Johnson (124-0110-001)
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124-0311-100 E.F. Johnson Socket For Ultra High Frequency Tubes (NOS)
In Stock
For ultra high frequency tubes. Also suitable for use with CRT bues 1EP1, and 1EP11 with E.l.A. base no. E11-22. Base material has low dielectric constant which results in low pin-topin and shunt capacity. Continuous heat resistance to 500 'F. Mounting lugs provide low inductance grounding. Three point mounting stability. Eleven pin configuration.
• Raised pads for excellent base pin cooling
• For tubes such as 3CX400A7, 3CX800A7, RCA 8072, 8121, and 8122
New with tarnished silver pins * No longer available for export
MFR: E.F. Johnson
SKU: 124-0311-100-1

124-0311-100 E.F. Johnson Socket For Ultra High Frequency Tubes (NOS)
In Stock
For ultra high frequency tubes. Also suitable for use with CRT buses 1EP1 and 1EP11 with E.l.A. base no. E11-22. Base material has low dielectric constant which results in low pin-topin and shunt capacity. Continuous heat resistance to 500 °F. Mounting lugs provide low inductance grounding. Three point mounting stability. Eleven pin configuration.
• Raised pads for excellent base pin cooling
• For tubes such as 3CX400A7, 3CX800A7, RCA 8072, 8121, and 8122
New Old Stock * No longer available for export
MFR: E.F. Johnson
SKU: 124-0311-100

124-0112-001 Tube Socket, Johnson
In Stock
124-0112-001 Tube Socket, Johnson Use for 4CX250B, 1W300B, 4CX250F, 4CX350A, 4C350F, 4X25B, 4W250F, 7580)
MFG: Johnson
No longer available for Export
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123-211-1 EF Johnson Ceramic 4 Pin Tube Socket, (NOS)
In Stock
123-211-1 EF Johnson Ceramic 4 Pin Tube Socket. New Old Stock. 123-211-1
Popular "50 Watt" tube socket for tubes such as the 211 , B72A, and others with E.IA base no. A4-29. Mounts above chassis through 2.813" (71.45mm) diameter circle.
MFG: EF Johnson
No longer available for Export