Bird Technologies SCC7 Series-Manual - Manual (Page 41)

27
Bird 4028A and 4028B Series RF Power Sensors
Frequency Range
4028A250K
4028A400K
4028A2M
4028A3M
4028A4M
4028A10M, 4028B10M
4028A25M 250 – 400 kHz
400 – 550 kHz
1.5 – 2.5 MHz
2.5 – 3.5 MHz
3.5 – 4.5 MHz
10 – 15 MHz
25 – 30 MHz
RF Power Range
4028A250K, 4028A400K
All other models 1 kW – 20 kW
1 kW – 25 kW
Accuracy, Fwd, Best Case
*
* For rated accuracy, no more than 1% AM; Harmonics –50 dBc or less
Derate accuracy by 2% (2

) outside cal. power or cal. frequency
Derate accuracy by 2% (2

) below 15 °C and above 35 °C
± 2.0% (2 )
Calibration Frequencies,
Typical (MHz)
†
4028A250K
4028A400K
4028A2M
4028A3M
4028A4M
4028A10M, 4028B10M
4028A25M
† Other calibration frequencies available upon request
0.25, 0.40
0.40
1.8, 2.0, 2.17
2.5, 3.2, 3.5
3.5, 4.0
10.0, 13.56, 15.0
25.76, 27.12, 28.48
Calibration Power, Typical 3.5 kW
VSWR, Max. 1.05:1
Insertion Loss, Max. 0.05 dB (with female 7-16 DIN connectors)
Directivity, Min. 28 dB