Ono Sokki · LA-1400 series · Handheld sound level meter
LA-1411
CurrentClass 2 integrating sound level meter positioned for machine noise measurement and product inspection. It measures seven noise indicators including Leq at once, has a 100 dB linearity range and a detachable microphone, but has no USB or RS-232C interface, no timer start and no data logging to a PC.
Specifications verified on .
- Type
- Handheld sound level meter
- Class
- Class 2
- Channels
- 1
- Octave bands
- None
- Connectivity
- AC output, DC output
- Weight
- 360 g
- Battery life
- 8 h
Specifications
As published by Ono Sokki. Fields the manufacturer does not publish are omitted rather than estimated.
| Specification | Value |
|---|---|
| IEC 61672-1 class | Class 2 |
| Standards | IEC 61672-1:2013 class 2, JIS C 1509-1:2017 class 2, JIS C 1516:2020 class 2 |
| Specification | Value |
|---|---|
| Channels | 1 |
| Measurement range | A: 26 to 135 dB; C: 31 to 135 dB; Z: 36 to 135 dB |
| Linearity range | 100 dB (wide range), 80 dB (normal range) |
| Frequency range | 10 Hz to 8 kHz |
| Frequency weightings | A, C, Z |
| Time weightings | F, S |
| Parameters | Lp, Leq, LE, Lmax, Lmin, Lpeak, LN (Lhigh, L5, L10, L50, L90, L95, Llow, Lave) |
| Specification | Value |
|---|---|
| Octave bands | None |
| Audio recording | No |
| Specification | Value |
|---|---|
| Memory | Manual memory 100 addresses; 9 condition memories |
| Specification | Value |
|---|---|
| Microphone | MI-1433 1/2" back-electret condenser, -29 dB nominal sensitivity, with MI-3111 preamplifier |
| Detachable preamplifier | Yes |
| Display | 124 x 64 dot LCD with LED backlight |
| Battery | 2 x AA (alkaline); optional PB-7090 AC adapter |
| Battery life | 8 h |
| Weight | 360 g |
| Dimensions (mm) | 78 x 263 x 47 |
| Operating temperature (°C) | -10 to 50 |
| Specification | Value |
|---|---|
| Connectivity | AC output, DC output |
Where this data comes from
| Kind | Document | Accessed |
|---|---|---|
| Product page | Integrating sound level meter LA-1411/1441A & LA-4441A | |
| Product page | Integrated average sound level meters LA-1411, LA-1441A, LA-4441A |
Verified on . Only the manufacturer’s own published material is used; distributor pages are not sources.
Spec out of date? Tell us (reference ono-sokki-la-1411).
Verified owner reviews
Reviews from people who own and use this instrument, each checked against a serial number by a person.
Opens in November 2026. Own this instrument? Register your interest.
Known issues and firmware notes
Hardware and firmware problems reported by owners, with the firmware version concerned and any manufacturer response.
Opens in November 2026. Own this instrument? Register your interest.
Feature requests
Functions owners would like to see in a firmware update or a successor model.
Opens in November 2026. Own this instrument? Register your interest.
Read next
- How to choose a sound level meter · Class 1 vs class 2, integrating vs non-integrating, parameters by application, options and licences, calibration.
- Class 1 vs class 2 sound level meters · IEC 61672-1 tolerances, what the classes do and do not say, and where each is typically required.
Related instruments
More from Ono Sokki
Other class 2 handheld sound level meters
- Rion NL-28 · Rion · Class 2
- Piccolo · Soft dB · Class 2Discontinued
- Piccolo II · Soft dB · Class 2
- Svantek SV 973A · Svantek · Class 2