Specifications

Features: function generator

Frequency of the mode: 0.1Hz---2MHz/ 5MHz/ 10MHz/ 15MHz

Output waveform: Sine, Triangle, Square, ±Ramp, ±Pulse

TTL/CMOS and OUTPUT synchronous output

Less than 1% distortion at 10Hz-- 100 KHz

Less than 0.5dB frequency response at 0.1Hz--- 100 KHz

1Hz---30MHz frequency counter

Specifications:

Frequency: LW1641: 0.1Hz--2MHz, LW-1642: 0.1Hz--5MHz, LW-1643: 0.1Hz--10MHz,   LW-1645: 0.1Hz--15MHz

Output waveform: Sine, Triangle, Square, Positive and Negative Pulse, saw tooth wave

Output Impedance: 50Ω±10%

Amplitude: Not less than 20V p--p (open circuit)

DC Voltage: 0--±10V continuously adjustable

Symmetry Range: 90:10--10:90

Rising Edge of Square: LW-1641: less than 100ns, LW-1642: less than 50ns,      LW1643: less than 50ns, LW-1654: less than 50ns

Sine Characteristic

Distortion: Less than 1% at 10Hz--10 KHz

Frequency Response: 0.1Hz--100MHz: Less than ±0.5dB    100KHz--2MHz (LW-1641): Less than±1dB

TTL/COMS Output

Level: TTL low level less than 0.4V in pulse wave, high level less than 3.5V,CMOS low less tan 0.5V in pulse wave, high level 5V--14V  continuously variable.

Rising Time: less than 100ns

VCF Input

Output Voltage:-5V---0V±10

Max.volt-cotrolled: 1000:1

Input Signal: DC-1KHz

Frequency counter:

Measuring Range: 1Hz--10MHz≥10Vp-p

Input Impedance: Not less than1MΩ/20F

Sensitivity: 100mVrms

Max.Input:150V (AC+DC)

Input Attenuation: 20dB

Accuracy: Less than 0.0003%±1digit

Line power: 220V/110V±10%, 50Hz/60Hz

Dimension: 270*225*90mm

Weight: about 2.5kg