Switches

PA2022 Centralab 6 pole 6 Position Band Switch

MFR: Centralab
SKU: PA2022

Original Replacement Band switch for the Pride DX300 and KW-ONE amplifiers.  

MFR: Unidex
SKU: 40-9003-00

DowKey Series 78 selector switches are conservatively rated 1000w @ 50 MHz to 450w @ 450 MHz and 60 dB minimum isolation. DowKey quality, a good choice for the station.

Clean Good condition with some cosmetic wear
Used * No longer available for export
MFR: Dow-Key Co, USA
SKU: 78-0204-P

Note: Picture for reference only

Early version of the 78-0204 switch.
Used * No longer available for export
MFR: Dow Key, USA
SKU: DK78-2-P

Dow-Key Series 78 selector switches are conservatively rated 1000w @ 50 MHz to 450w @ 450 MHz and 60 dB minimum isolation. Dow-Key quality, a good choice for the station. 
New Old Stock * No longer available for export
MFR: Dow-Key Microwave
SKU: 78-0604

These medium size, light-weight relays are designed and manufactured with gold plated RF contacts and silver plated outer conductors which give good RF performance to 1 GHz.

• Isolation: greater than 30dB
• Insertion loss: less than 0.15dB

New Old Stock * No longer available for export 
MFR: Dow-Key 
SKU: 77-260232

Early version of the 78-0304 switch.
Used * No longer available for export
MFR: Dow Key, USA
SKU: DK78-3-P

Missing Knob
Dow-Key Series 78 selector switches are conservatively rated 1000w @ 50 MHz to 450w @ 450 MHz and 60 dB minimum isolation. Dow-Key quality, a good choice for the station.
Used * No longer available for export
MFR: Dow-Key, USA
SKU: 78-0404-NO-KNOB-P

The DowKey 60 Series coaxial relays are ruggedly constructed and designed for operation to a maximum power level of 1 kilowatt.
Coil Voltage: 115vac
Coil Current: 12 VDC - 250mA
                      28VDC - 108mA

Used * No longer available for export 
MFR: Dow-Key Company 
SKU: 60-2604-CD

See Data Sheet for more information