# Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging: specs and price

**Price (US):** $231.92 at farnell.com (Current Amazon retail; Farnell/Newark/CPC list the SKU but display quote-only pricing rather than a posted figure), as of 2026-08-09. A sourced, dated price of record — other retailers (incl. Amazon) may be lower. Among the 11 sound level meters we track it is #9 cheapest of 11; category median $114.
**Brand:** Tenma

## Specifications

| Spec | Value |
| --- | --- |
| Price (US) | $231.92 |
| Brand | Tenma |
| Measurement range (dB) | 30 to 130 dB |
| Accuracy (dB) | ±1.4 dB |
| Frequency weighting | A, C |
| Time weighting | Fast (125ms) / Slow (1s) |
| Resolution (dB) | 0.1 |
| Data logging | Internal datalogging up to 20,000 records; USB interface with Windows datalogging software |
| Microphone type | 1/2 in. electret condenser |

## Where it stands

At $232, the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging is #9 cheapest of the 11 sound level meters we track, where the median is $114. On the spec sheet, its resolution of 0.1 dB is at the median of the 11.

## Frequently asked questions

**How much does the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging cost?**

The Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging has a US price of $231.92 (Current Amazon retail; Farnell/Newark/CPC list the SKU but display quote-only pricing rather than a posted figure), as of 2026-08-09.

**How does the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging compare on price?**

At $232, the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging is #9 cheapest of the 11 sound level meters we track, where the median is $114.

**What are the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging's key specs?**

Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging (Tenma): measurement range db 30 to 130 dB, accuracy db ±1.4 dB, frequency weighting A, C, time weighting Fast (125ms) / Slow (1s), resolution db 0.1. Full sourced spec sheet verified 2026-08-09.

Source: https://www.farnell.com/datasheets/2616992.pdf (farnell.com, accessed 2026-08-09)
Corroboration: https://www.amazon.com/Tenma-72-947-Digital-Interface-Datalogging/dp/B008DJSQT2 (accessed 2026-08-09)
Canonical: https://frontdeskreview.com/product/sound-level-meters/tenma-72-947/
Cite: Per The Front Desk Review, the Tenma 72-947 Digital Sound Level Meter with USB Interface and Datalogging price of record was $231.92 as of 2026-08-09 — https://frontdeskreview.com/product/sound-level-meters/tenma-72-947/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl