JDS6600 series Dual-channel Function Signal Generator combines multiple instruments in one — Function Signal Generator, Arbitrary Waveform Generator, Pulse Generator, Sweep, Counter, and Frequency Meter.

It adopts Direct Digital Synthesis (DDS) technology to provide stable, precise, pure, and low-distortion signals. It is an excellent testing and measuring instrument for electronics engineers, laboratories, and educational research.

► 320 × 240 2.4" TFT color LCD display

Simultaneously displays parameters of CH1 and CH2.

► Custom arbitrary waveform capability

Supports 60 groups of arbitrary waveform storage, each with a memory depth of 2048 × 14 bits.

► Soft silicone key design

High-sensitivity operation and improved durability compared with traditional tact switches.

► Independent duty-cycle adjustment

Each channel’s duty cycle can be adjusted independently with 0.1 % resolution.

► Digital signal (CMOS/TTL) output

CMOS output range: 0 – 10 V (adjustable).

► Model specification

This document describes the JDS6600-30M, featuring up to 30 MHz sine wave frequency, 15 MHz square wave, 250 MSa/s sampling rate, and 14-bit vertical resolution.

► Dual-channel equivalent performance

Both channels can simultaneously output identical or different function signals or arbitrary waveforms. All parameters are independently adjustable. Phase difference between CH1 and CH2 is continuously adjustable from 0 – 359.9 °.

► Trigger & burst functions

Four trigger modes available. Sine, square, sawtooth, or arbitrary wave can generate pulse trains.

Number of pulse periods continuously adjustable 0 – 1,048,575.

► Pulse width control

Independent pulse interface with precise adjustment.

Pulse width: 25 ns – 4000 s

Offset range: 0 – 120 %

Amplitude adjustable 0 – 10 V (0.01 V resolution).

► Arbitrary waveform drawing and PC control

Free PC software and communication protocol are provided. Users can draw waveforms, perform secondary development, or control all instrument functions via USB.

Frequency Characteristics

Parameter Range

Sine wave frequency range 0 – 30 MHz

Square wave frequency range 0 – 15 MHz

Triangle wave frequency range 0 – 5 MHz

Pulse wave frequency range 0 – 5 MHz

TTL digital wave frequency range 0 – 5 MHz

Arbitrary waveform frequency range 0 – 5 MHz

Pulse width adjustment range 25 ns – 4000 s

Square wave rise time ≤ 25 ns

Minimum frequency resolution 0.01 Hz

Frequency accuracy ± 20 ppm

Frequency stability ± 1 ppm / 3 hours

Waveform Characteristics

Parameter Description

Waveform types Sine, Square, Pulse, Triangle, Partial Sine, CMOS, DC Level, Half Wave, Full Wave, Positive Staircase, Negative Staircase, Noise, Exponential Rise/Fall, Multi-tone, Symplectic Pulse, Lorenz Pulse, plus 60 user-defined arbitrary waveforms

Waveform length 2048 points

Sampling rate 250 MSa/s

Vertical resolution 14 bits

Sine wave harmonic suppression ≥ 45 dBc (< 1 MHz); ≥ 40 dBc (1 – 20 MHz)

Total harmonic distortion (THD) < 1 % (20 Hz – 20 kHz, 0 dBm)

Overshoot (square/pulse) ≤ 5 %

Pulse duty-cycle adjustment 0.1 % – 99.9 %

Partial sine duty-cycle adjustment 0.1 % – 99.9 %

Sawtooth linearity ≥ 98 % (0.01 Hz – 10 kHz)

Output Characteristics

Parameter Specification

Sine wave amplitude range ≤ 10 MHz: 2 mVpp – 20 Vpp

10 – 30 MHz: 2 mVpp – 5 Vpp

Square/Triangle amplitude range ≤ 10 MHz: 2 mVpp – 20 Vpp

10 – 25 MHz: 2 mVpp – 5 Vpp

Amplitude resolution 1 mV

Amplitude stability ± 0.5 % / 5 hours

Flatness of amplitude ± 5 % (< 10 MHz); ± 10 % (> 10 MHz)

Output impedance 50 Ω ± 10 % (typical)

Protection All signal outputs can operate up to 60 s under short-circuit load

DC offset range |Offset| ≤ (10 – Amplitude / 2)

Offset resolution 0.01 V

Phase Characteristics

Parameter Specification

Phase adjustment range 0 – 359.9 °

Phase resolution 0.1 °

TTL / CMOS Output

Parameter Specification

Low level < 0.3 V

High level 1 – 10 V

Rise/Fall time ≤ 20 ns

External Measurement Function

Parameter Specification

Frequency meter range 1 Hz – 100 MHz

Measurement accuracy Gate time 0.01 s – 10 s continuously adjustable

Counter range 0 – 4,294,967,295

Coupling modes DC or AC

Input voltage range 2 Vpp – 20 Vpp

Pulse width measurement 0.01 µs resolution, max 20 s

Period measurement 0.01 µs resolution, max 20 s

Sweep Function

Parameter Specification

Sweep channel CH1 or CH2

Sweep type Linear or Logarithmic

Sweep time 0.1 s – 999.9 s

Range 0.01 Hz – model’s max output frequency

Direction Forward, Reverse, Round-trip

Burst Function

Parameter Specification

Number of pulses 1 – 1,048,575

Modes Manual, CH2 burst, External (AC/DC)