ANTENNA · 01
Dipole & Vertical
Estimate practical lengths for a half-wave dipole and quarter-wave vertical.
HALF-WAVE DIPOLE9.57 m31.4 ft total
QUARTER-WAVE VERTICAL4.78 m15.7 ft
Estimated using 143 / f and the selected velocity factor.
RADIO WORKFLOW · ADIF → QSL
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to QSL Card Preview.
Preview QSL cards from ADIF logs, with practical tools for your station.
Review QSO stats, Maidenhead grids and card previews before export. Try it without an account; your log stays in your browser.
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HAMBENCH / SESSION 0001 SampleLog.adi
01 / CARD PREVIEWQSL Card
QSL · QSO CONFIRMATIONRadio Contact
HBP–01THIS STATIONLA1TEST
↔
CONFIRMED WITHPA3WID
DATE08 Nov 2026
UTC09:15
FREQUENCY14.074 MHz
MODEFT8
RST SENT / RCVD-10 / -08
MAIDENHEADJO22
73 · THANKS FOR THE QSO⌁⌁⌁⌁HAMBENCH PRO
02 / LOG ANALYSISQSO Overview
06 QSO6CONTACTS
6GRID SQUARES
3BANDS
MAIDENHEAD GRIDQSO / LOCATION
60° W60° E
MODES
FT8 4SSB 2
The preview updates when you select a QSO.01 — 03
01ADIF to QSLUpload a log or try a sample
02Log StatisticsQSOs, bands, modes and grids
03Station ToolsAntenna, coax and battery
FREE PREVIEW
THE STATION BENCH · 03 TOOLS
Run the numbers for your station.
Three quick estimates for your antenna, coax and next field activation. Adjust the inputs to see results instantly.
COAX · 02
Coax & SWR Loss
Compare common coax types and estimate total loss at the antenna.
ESTIMATED CABLE LOSS0.22 dB
TOTAL LOSS INCLUDING SWR0.40 dB
Approximate estimate: manufacturer specifications vary. Cable loss is scaled from 100 MHz.
PORTABLE · 03
Field Battery Runtime
Estimate operating time for a POTA or SOTA activation using your TX/RX duty cycle.
ESTIMATED RUNTIME7.1 hours
Assumes 80% usable capacity and a consistent transmit duty cycle.
EXPORTS · PLANNED PLANS
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01 / TRY IT Available now
Free Preview
Free
Try ADIF import, a QSL card preview, QSO stats and a Maidenhead map right in your browser.
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02 / ONE-TIME EXPORT Planned
Single QSL Batch Export
$5 per batch
Planned: one high-resolution, watermark-free PDF batch export.
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HamBench Pro
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