HAM Radio Emergency Power Calculator

Calculate backup power requirements for your HAM radio setup, considering transmit duty cycles, temperature impacts, and equipment power needs.

Station Setup

Select a preset or customize below

Basic HF Station

Popular entry-level HF setup for new operators

HF/All-Mode - Icom IC-7300 (100W)
HF Tube - Ameritron AL-811H (800W)
LDG AT-200Pro II, SignaLink USB

Digital Mode Station

Complete FT8/FT4/RTTY digital modes setup

HF/All-Mode - Yaesu FT-991A (100W)
HF Solid State - Acom 1000 (1000W)
MFJ-939i, SignaLink USB, RigExpert AA-55 ZOOM

Portable/POTA

Lightweight setup for field operations

HF/All-Mode - Icom IC-705 (10W)
Auto Antenna Tuner, Digital Interface

VHF/UHF Local

Local emergency and club communications

VHF/UHF - Yaesu FTM-400XDR (50W)
VHF/UHF - RM Italy KL-503 (300W)
SignaLink USB

Equipment Details

*
(Optional)
1 selected

Automatic antenna tuner, 200W

Manual antenna tuner, 200W

Basic digital modes interface

Auto tuner for 1.8-54 MHz, 250W

Auto tuner with radio interface, 200W

Antenna analyzer with graphical display

Popular digital modes interface

Advanced multi-mode TNC

Operating Parameters

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