丹麥BK4231聲學(xué)校準(zhǔn)器/麥克風(fēng)校準(zhǔn)器
丹麥BK4231聲學(xué)校準(zhǔn)器/麥克風(fēng)校準(zhǔn)器
丹麥BK4231聲學(xué)校準(zhǔn)器/麥克風(fēng)校準(zhǔn)器
詳詢請聯(lián)系產(chǎn)品負(fù)責(zé)人 吳經(jīng)理： 132.4667.5433
產(chǎn)品詳細(xì)說明
特點(diǎn):PREFIX = O
- 符合EN/IEC60942 (2003)和ANSI S1.40 – 1984 標(biāo)準(zhǔn)
- 校正精度±0.2 dB
- 94 dB SPL和114 dB SPL2種校正電平
- 1 kHz校正頻率
- 適用Brüel &Kj?r 1″和1/2 ″測量麥克風(fēng) (1/4"和 1/8″需要選配適配器)
使用場景：
聲級計(jì)的校準(zhǔn)
傳聲器的校準(zhǔn)
通用聲音測量儀器的校準(zhǔn)
產(chǎn)品特點(diǎn)：
堅(jiān)固的口袋大小設(shè)計(jì)，具有高度穩(wěn)定的電平和頻率
校準(zhǔn)精度±0.2 dB
94 dB SPL或114 dB SPL，用于在嘈雜環(huán)境中進(jìn)行校準(zhǔn)
靜壓和溫度的影響小
聲壓與麥克風(fēng)等效音量無關(guān)
FEATURES:
Conforms to IEC942 (1988) Class 1 and ANSIS1.40–1984 (R1997)
Robust pocket-size design with highly stable level and frequency
Calibration accuracy ±0.2 dB
94 dB SPL, or 114 dB SPL for calibration in noisy environments
Extremely small influence of static pressure
Sound pressure independent of microphone equivalent volume
1 kHz calibration frequency for correct calibration level independent of weighting networks
Fits Brüel &Kj?r 1″ and 1/2 ″ microphones (1/4″ and 1/8″ microphones with adaptor)
Switches off automatically when removed from the Microphone
USES:
Calibration of sound level meters and other sound measurement equipment
加速度傳感器
B&K4504A,B&K4505-A,B&K4506 B&K4506B,B&K4506-B-002,B&K4506-B-003,B&K4507,B&K4508,B&K4507B
B&K4508-B,B&K4507-C,B&K4508-C B&K4511-001 B&K4513 B&K4513-001 B&K4513-002,B&K4513-B
B&K4513-B-001,B&K4513-B-002,B&K4514,B&K4514-001,B&K4514-002,B&K4514-004,B&K4514-B ,B&K4533-B
B&K4570,B&K4571,B&K4572,B&K4573,B&K4574,B&K4575,B&K5958-A,B&K8315,B&K8324,B&K8325,B&K8340
B&K5704,B&K5874,B&K8326,B&K8327,B&K8331,B&K8332,B&K8339,B&K8339-001,B&K8339-002
CCLD加速度計(jì)，單軸加速度傳感器
Type 4533-B, 4533-B-001, 4533-B-002, and 4533-B-004 and
Type 4534-B, 4534-B-001, 4534-B-002, and 4534-B-004
三軸CCLD加速計(jì)
4524-B-001，4520，4535-B，4528-B，4527，4529-B
4535-B-001，4535-B，4535-B-003
加速度傳感器低噪音電纜
AO-0526-D-050,AO-0526-D-100,AO-0534-D-100,AO-0534-D-050,AO-0414-D-100
傳聲器麥克風(fēng)前置放大器一體裝置
4138-A-015,4138-A-015,4138-L-006,4188-A-021,4188-A-031,4188-B-001
4188-C-001,4188-L-001,4189-A-031,4189-C-001,4189-A-021,4189-H-041