1.2 KW LDMOS HF power amplifier 1.8-54MHz SSB CW 1200W BLF578/BLF188XR with copper plate
1.2 KW LDMOS power amplifier assembled and tested to operate on 1.8 - 54 MHz .
The board consists of two parts, input and output and includes the LDMOS BLF578
The board is double sided FR4 with 50 um copper layers.
All components are installed with the LDMOS device, which is soldered to copper for best performance .
The amplifier is mounted on a copper plate 150x100x10 mm.
A temperature regulated bias circuit and a high power low loss wide band transmission line type transformers are used in this device.
Input transformer 9:1 made on AMIDON BN-43-202 core, output transformer 1:9 and balun are made on AMIDON FB-43-7351 round cable beads.
A technical manual will be E-mailed.
E-mail tech support.
Size: 95 x 125 mm.
Voltage:50 - 60V (We recommend to use the power supply FlatPack2 53.7 VDC 2000W)
Imax : 35A