DAGATRON 8220 (20MHZ)
◎ 4-in-1 Sweep, Function & Pulse Generator and Frequency Counter 
◎ Versatile waveforms for Sine, Square, Triangle, Ramp, Pulse, Sawtooth and DC outputs 
◎ 0.2 Hz to 20 MHz Frequency Out put in 8 Ranges 
◎ Built in 8digits External Counter Display measuring up to 3.0GHz 
◎ Internal and External linear Sweep control from 1:1 to 100:1 
◎ Variable Symmetry for generating Sawtooth and Pulse waveforms 
◎ TTL leveled Square waveform output 
◎ Variable DC Offset control 
◎ Variable Output level control with 20 dB Attenuator and Amplitude control
 

 

 

 

Function

Specification

Output Characteristics

Waveforms

Sine, Square, Triangle, Ramp, Pulse, Sawtooth,

TTL Leveled Square

Frequency Range

Sine wave: 0.2Hz to 20MHz
Square & Triangle wave : 0.2Hz to 10MHz
Range selection in 8 Range (1,10,100,1K,10K,100K,1M,10M)

Frequency Accuracy

+/- 5% of full scale

Output Level

20 ±1 Vp-p in open circuit 10 ±0.5 Vp-p into 50 W Load

Output Impedance

50 ohm +/- 5%

Attenuator

20 dB fixed and continuously variable(20dB)

Waveform Characteristics

Sine wave

Flatness : +/- 3dB to 20MHz

Distortion : Less than 1.5 % at 0.2 Hz to 100 kHz

Square wave

Rise and Fall Time : Less than 25 nSec at 10MHz

Triangle wave

Linearity : More than 99% at 0.2 Hz to 100 kHz

TTL Output

Rise and Fall Time : Less than 25 nSec at 10MHz TTL Level : H 2.4V, L 0.4V

Symmetry Variation

Sine & Square : 80:20 to 20:80 at 0.2Hz to 2MHzTriangle : 80:20 to 20:80 at 0.2Hz to 1MHz

Sweep Function Characteristics

Mode

Linear

Width

Variable from 1 :1 to 100 : 1

Rate

0.5Hz to 50Hz(20mSec to 2Sec)

External VCF Input

Input Voltage 0 to 10V

Input Impedance : Approx. 10 kohm

Frequency Counter Characteristics

Display

8digit Green LED, Overflow, Gate time, MHz, kHz, Hz,

Frequency Range

Input A: 0.1HzHz to 100MHz, Input C: 80MHz to 3.0GHz

Accuracy

+/- Timebase Error+/- 1 Count

Low pass Filter

-3dB, 100kHz

Time base

10MHz, TCO, 1PPM

Input Sensitivity

Input A : 30mVrms(0.1Hz -80MHz), 70mVrms(80-100MHz)

Input C : 20mVrms(80MHz to 2.0GHz) 70mVrms(2.0GHz to 3.0GHz with RG58 cable)40mVrms(2.0GHz to 3.0GHz with RG400 cable)

Max. Input Voltage

Input A: 250Vp-p , Input C: 3Vrms

General

Power Requirement

115V or 230 VAC +/- 10%, 48 to 66Hz


Operating Temperature

0 to 50 °C (Accuracy specified at 23 +/- 5 °C)

Dimension

240(W) X 260(D) X 95(H)mm

Weight

Approx. 3 kg