Model 950

1784 Chessie Lane, Ottawa, IL 61350 • Tel: 800/252-7074, 815/434-7800 • FAX: 815/434-8176

e-mail: sales@freqdev.com • Web Address: http://www.freqdev.com

Specifications

(@25°C and rated Power Input)

6

Typical Common Mode Rejection Ratio

Input Characteristics

Input Impedance:

Differential

2 MΩ Shunted by 47pF

Single Ended

1 MΩ Shunted by 47pF

Input Voltage:

Linear Differential*

20V p-p (Gain Set at 0 dB)

Max Safe Differential

Any Continuous Value between ±75V

Max Safe Common Mode

Any Continuous Value between ±75V

Bias Current

4 nA typ.; 20 nA max.

Common Mode Rejection ratio with

2kΩ source unbalance and 0 dB Gain > 60dB, dc to 50kHz

Output Characteristics

Full Power Bandwidth

dc to 50kHz

Related Output

10V p-p for RL = 50W

20V p-p for RL = 2kW

Short Circuit Output Current

+/-100 mA continuous

Output Protection

+/-200 mA without damage

Short Circuit to Ground Only

Output Impedance

50 Ω

Offset Voltage

Adjustable to Zero at Front Panel

(Range +/-500mV dc)

Power Supply

AC Line Operation:

Power

6 Watts max.

Voltage Frequency Range-Rear Panel:

115 V

105 to 125Vac @ 50/60Hz

230 V

210 to 250Vac @ 50Hz

Fuse

0.1 Amp

Temperature

Operating Temperature:

0 °C to +50 °C

Storage Temperature

-25 °C to +70 °C

Mechanical

Dimensions

2.375"H x 7.0"W x 8.3"D

6.03cmH x 17.75cmW x 21.08cmD

Weight

1.5 lbs; 0.68 kgs.

Case Material

ABS plastic

Color

PC Bone

* Signal plus common mode voltage cannot exceed 20V peak for a linear output.

Typical Output Noise

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

10

100

1000

10000

100000

Frequency (Hz)

Bessel filter type set to 50 kHz filter

corner frequency, 0 dB gain setting.

-140

-120

-100

-80

-60

-40

-20

0

10

100

1000

10000

100000

Frequency (Hz)

Bessel filter type set to 50 kHz filter corner

frequency, 0 dB gain setting, input

grounded.

We hope the information given here will be helpful. The information is based on data and our best knowledge, and we consider the information to be true and accurate. Please read all statements,

recommendations or suggestions herein in conjunction with our conditions of sale which apply to all goods supplied by us. We assume no responsibility for the use of these statements,

recommendations or suggestions, nor do we intend them as a recommendation for any use which would infringe any patent or copyright.

IN-00950-00

Frequency (Hz)

Frequency (Hz)