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4 X SD2933 HIGH POWER HF LINEAR AMPLIFIER BOARD
THE BOARD WILL TAKE 4 DEVICES ( 4X SD2933, VRF2933 OR WITH LOWER POWER OUTPUT 4X MRF150,BLF177,SD2931 etc.)
it is a push-pull parallel circuit that operates at 42-50V.
It is optimized at 600-1200 W output
the circuit uses dual response system for better linearity and optimized input VSWR.
with 4 sd2933 (not provided)output is about 1KW all across HF and about 80% on 6M.
Each Mosfet device has its own bias adjustment and all bias is regulated and has a built in safety thermal fuse and a temp. tracking circuit to allow precise bias setting against changes in the devices case temp.
All ready for your devices you can also use
4X MRF150
4xBLF177
4x SD2931,SD2921 etc.
This is very flexible board with excellent ground plane and transmission line transformer output
With good bandwidth to cover all amateur frequencies
I will supply all technical information and support for your work
again- no mosfet\'s are supplied with this fully ready to operate board
just solder your picked devices attach the board to a heat sink ,
make all needed connections
and you are ready for test and operate the board!
please ask all questions,I will be happy to answer and help!
Any questions will be happily answered
WARRANTY & RETURN POLICIES
The items shipped to you, are NEW, UNUSED, TESTED and WORKING modules.
The transistors, mosfets, ldmos or RF semiconductors installed in Module Board have NOT Warranty.
For repair, buyer pay shipping cost to seller and return shipping cost for item repaired.
For the repair of a module, you should consult me for an appraisal of cost.
Return and refund money for this item, not accepted.
SHIPPING
Shipping to WORLDWIDE!!!
The shipping cost to all countries are the same.
Shipping cost include handling and shipping.
Handling time: 1-15 days
Shipping time: 5-20 days
Iship with ISRAEL Postal Service Certified with Tracking number.
International Orders: The buyer is responsible for any applicable import duties and local taxes. Please verify with your customs before making your purchase.
Please verify your address during checkout.I amnot responsible for any wrong or undeliverable addresses.
Items will be checked carefully before sent out.
This Amp Is for Ham Use Onlynot intended for CB Or any radio with certain regulations And rules that tell you it is prohibited.
Thanks
baruch 4z4rb
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