Dummy load on PL-259 connector, dc-500 MHz, 15 W continuous applicable power, 100 w for 10 seconds, impedance 50 OHm, dimensions 34 mm.dimeter for 72 mm.
Dummy Load - DC at -1GHz, up to 100W with PL259 connector Dimensions: 32 x 81 mm Frequency: DC up to 1000 MHz Power: 20W (intermittent AVG 5min Tx 5 min Rx), 50W (intermittent AVG 1min Tx 1 min Rx), 100W (intermittent AVG 30sec Tx 3 min Rx) Impedance: 50 Ohm VSWR: less than 1.2: 1 Connection connector: UHF-M (PL259)
The BU-55 can be used from 3 to 75 MHz. Maximum power is 500 watts PEP. The HamKing BU-55 1:1 can be used to replace in an existing antenna to perform your measurements.