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Friday, August 23, 2013

Dummy load 50 ohms with RF Termination


August 31, 2013: 1.5 Kw DC-0,5 GHz Single dummy load done!

August 28, 2013:  800 w DC-1.6 GHz for Protection of 23cm LDMOS Amplifier by Circulator Done !


August, 23, 2013: With some recovery parts quite useful for the protection of my 1296Mhz Power Amplifier and also for measurements in the lab.
On the bench, two construction of dummy load 50 ohms with RF termination for:
1)    800 w for Protection by Circulator of the LDMOS 23cm amplifier.
2)    1.5 Kw Single dummy load for Lab Bench.
Parts:
2 X RF terminations Innovative Power Product IPP TB216-100 (800w, 100 ohms; DC-0,5 GHz)
2 X RF terminations Innovative Power Product IPP RB214-100 (400w; 100 ohms; DC-1.6 GHz)
1 x Circulator VALVO VAM1081 and spare 1 X VALVO VAM1053A.
2 x HAMMOND Box.
2 X Fan ebmpapst 4182N.(119X119X38 mm)
2 X Heatsink 200x130x140 mm.
2 X N connectors.
2 X copper plate 6mm thick.
 ---  (updated on time...)