# RF Engineer's Calc

> RF Engineer's Calc (iPhone/iPad app by GRAHAM JOHN SMITH.)

- Source: https://appshunter.io/ios/app/rf-engineers-calc/id1668396906 (this page in markdown: same URL + `.md`)
- Developer: [GRAHAM JOHN SMITH](https://appshunter.io/developer/1668396908)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.1 · 43 MB
- Released: 2023-03-04
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/rf-engineers-calc/id1668396906/reviews.md

## What is RF Engineer's Calc?

A simple RF Engineer's Calculator.
Convert Watts to dBm, calculate dBm power changes, convert Return Loss to VSWR, etc...


## Version history (last 3 releases)

### 1.12 — 2024-10-17

Calculate dBm Power Changes corrected to dB
DTV Calculator Page - Frequency corrected to display Khz instead of Mhz
DTV Calculator Page - Offset Button now dynamically updates the Frequency, no need to press Calc Frequency again
DTV Calculator Page - Freq Error diagram changed to more clearly reflect the T and T2 Pilot Frequencies expected & T2 Pilot Frequency corrected

### 1.10 — 2023-12-11

Added Phase Noise Measurement to DAB Page

### 1.09 — 2023-03-04

No release notes.

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## More apps by GRAHAM JOHN SMITH

- [Delay & LFO Calculator](https://appshunter.io/ios/app/delay-and-lfo-calculator/id6446215801)

All apps by GRAHAM JOHN SMITH: https://appshunter.io/developer/1668396908

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-17.*