BOOST DX and reduce interference, IDEAL for HF150
etc receiver or 10 W TX. 100kHz - 30 MHz in 6 overlapping ranges, BANDPASS design,
not just usual highpass. DETECTOR output, connect voltmeter for free WAVEMETER,
field strength meter etc. SO239 socket for receiver, single pole 3 mm for
antenna and ground, 2.5 mm for detector. HIGH Q coils and air dielectric variable capacitor,
4 x 7 x 14 cm, 350 g.
"certainly improved reception ... signals easily peaked up",
Practical Wireless. |
"performance outstanding", PJO'N in New Zealand. |
"efficient and effective for DX reception ... small size", PB
in Notts. |
"effective with a short antenna at low frequencies ... gives excellent
results", Practical Wireless. |
This fun-to-build kit used to include all parts, tinned drilled fibre-glass pcb, pre-wound coils, case, connectors, screws etc
as well as detailed assembly and operating instructions including circuit description and diagram, frequency calibration chart,
and was priced at £31.30 including VAT and UK postage.
Please e-mail martincambridge@live.co.uk
for the latest price reduction, details of payment and any extra parts now neeeded.
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