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G8MNY > TECH 06.05.22 09:18l 22 Lines 478 Bytes #999 (0) @ WW
BID : 1521_GB7CIP
Read: DJ6UX GUEST
Subj: 13m 2 Lambda Slot
Path: DB0FHN<DB0RBS<DB0ERF<OK0NAG<OK0NBR<SR1BSZ<IW0QNL<VE2PKT<VE3KPG<GB7CIP
Sent: 220506/0714Z @:GB7CIP.#32.GBR.EURO #:1521 [Caterham Surrey GBR] $:1521_GB
From: G8MNY@GB7CIP.#32.GBR.EURO
To : TECH@WW
For a 2 lambda slot, with both ends closed with conducting disks, with coaxial
feeder to midpoint.
for 2320 MHz
slot length 280 mm
slot width 3 mm
tube dia 19 mm by 18 swg (0.75in)
The impedance at the feed point is 200 ohms
You need to construct a suitable balun.
For more details refer to Microwave Handbook vol 1 , page 4.44 onwards.
73, Pete G6KUI
Why don't U send out an interesting bul?
73 De John, G8MNY @ GB7CIP
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