御風科技有限公司


PECL 專業代理噪音 振動 氣體

前置放大器

品質測試

Specifications:

Frequency range:

2 Hz - 200 kHz (±0.2 dB)

Input impedance:

0.4 pF, 20 G Ohm
0.4 pF, 40 G Ohm (26HG)

Output impedance:

(typical) 55 Ohm

Output connector:

4/7-pin LEMO male

Power supply, Single:

28 V, 0.7 mA to 120 V, 2.5 mA

and Dual:

±14 V, 0.7 mA to ±60 V, 2.5 mA

Noise: A-weighted and:

< 2.5 µV (typically 1.8 µV) rms
< 2.3 µV (typically 1.5 µV) rms (26HG)

linear (20 Hz - 20 kHz):

< 6 µV (typically 3.5 µV) rms
< 5.7 µV (typically 3.2 µV) rms (26HG)

Gain:

–0.25 dB (typical)

Operating temperature:

–30 °C to + 70 °C

Storage temperature:

–40 °C to + 85 °C

Dimensions and weight 26AA, 26AC, 26AL, 26HG and 26TC (ex. cable):

diameter: 6.35 mm (¼")
length: 43 mm
weight: 8 g

Dimensions and weight 26AB and 26AN:

diameter: 12 mm (0.47")
length: 67.6 mm
weight: 22 g

Noise: A-weighted and:

< 2.5 µV (typically 1.8 µV) rms
< 2.3 µV (typically 1.5 µV) rms (26HG)

linear (20 Hz - 20 kHz):

< 6 µV (typically 3.5 µV) rms
< 5.7 µV (typically 3.2 µV) rms (26HG)

Gain:

–0.25 dB (typical)

Operating temperature:

–30 °C to + 70 °C

Storage temperature:

–40 °C to + 85 °C

Dimensions and weight 26AA, 26AC, 26AL, 26HG and 26TC (ex. cable):

diameter: 6.35 mm (¼")
length: 43 mm
weight: 8 g

Dimensions and weight 26AB and 26AN:

diameter: 12 mm (0.47")
length: 67.6 mm
weight: 22 g