DS2900 60MHz DDS Signal Generator Dual-Channel Counter Frequency 100V-240V | Инструменты

DS2900 60MHz DDS Signal Generator Dual-Channel Counter Frequency 100V-240V | Инструменты

Features:

1、Adopt 320*240 2.4" TFT color LCD display, simultaneously display parameters of CH1 and CH2，Ability to reproduce patterns of custom waveform.

2、Using DDS direct digital synthesis technology to generate precise, stable and low distortion output signal.

3、Max. output frequency(sine wave) up to 15MHz/30MHz/40MHz/50MHz/60MHz(optional), 266MSa/s sampling rate and 14bits vertical resolution.

4、Completely independent dual channels output, synchronizing operation and adjustable phase difference.

5、Great improvement for square wave performance, square frequency range up to15MHz with no distortion.

6、60 groups of arbitrary wave storage function, memory depth of each group is 2048*14bits.

7、High frequency accuracy and resolution: frequency accuracy up to 10^(-6) magnitude, total range frequency resolution is 0.01uHz.

8、High amplitude resolution: the minimum amplitude resolution can reach 1mV, amplitude range is 0Vpp~20Vpp.

9、Duty-cycle of each channel can be adjusted independently0.1%-99.9%, the adjusting resolution is 0.1%.

10、Pulse pulse width and pulse cycle time is precisely adjustable, adjust the range of 30nS-4000S

11、Scanning features: linear sweep and logarithmic sweep functions; 0.1s-999.9s sweep time; sorward, backward and roundtrip sweep directions.

12、With pulse trains burst output function, allow the unit output 1~1048575 arbitrary pulse trains.

13、Measurement functions: can measure signal frequency, cycle, positive/negative pulse width and duty cycle; 1Hz~100MHz frequency range.

14、-9.99V~9.99V DC offset range, offset resolution: 0.01V.

15、With digital signal output function, CMOS output range 0~10V.

16、Storage feature: can store 100 groups of parameters set by the user and extract at any time.

17、Counter function: with DC and AC coupling modes.

18、Arbitrary wave editing function: user can edit arbitrary wave on PC and then download to

output from the instrument.

19、Communication function: the PC can be used to control the instrument.

20、With output short-circuit protection: all signal output can work 60s under load short-circuit condition.

Frequency Characteristic

JDS2600-15M

JDS2900-30M

JDS2900-40M

JDS2900-50M

JDS2900-60M

Sine frequency range

0~15MHz

0~30MHz

0~40MHz

0~50MHz

0~60MHz

Square frequency range

0~15MHz

0~15MHz

0~15MHz

0~15MHz

0~15MHz

Triangle frequency range

Pulse frequency range

0~6MHz

0~6MHz

0~6MHz

0~6MHz

0~6MHz

TTL digital frequency range

Arbitrary wave frequency range

Square rise time

≤25nS

≤20nS

≤15nS

≤15nS

≤15nS

Pulse width adjustment range

150nS-4000S

60nS-4000S

40nS-4000S

30nS-4000S

30nS-4000S

Mininum Frequency resolution

0.01µHz（0.00000001Hz）

Frequency accuracy

±20ppm

Frequency stability

±1ppm/3h

Waveform Characteristic

Waveform

  Sine, Square, Triangle, Pulse (duty-cycle correction,Pulse width and cycle time adjustable), Arbitrary wave, CMOS, DC level, Half-wave, Full-Wave, Pos-Ladder, Neg-Ladder, Noise, Exponential Rise, Exponential Fall, Tone, Cink pulse, Lorentz Pulse, and 60 kinds user defined waveform.

Waveform vertical resolution

14 bits

Waveform sampling rate

266MSa/s

Waveform length

2048 points

Sine

Harmonic suppression

≥45dBc(<1MHz); ≥40dBc(1MHz~20MHz)

Total harmonic distortion

<0.8%(20Hz~20kHz,0dBm)

Square and Pulse

Overshoot (Square)

≤5%

Duty-cycle range（Pulse）

0.1%~99.9%

Ramp wave

Linearity

≥98%(0.01Hz~10kHz)

Output Characteristics

Amplitude range

Frequency≤10MHz

10MHz<Frequency≤30MHz

Frequency＞30MHz

0Vpp~20Vpp

0Vpp~10Vpp

0Vpp~5Vpp

    Amplitude resolution

1mV

Amplitude stability

±0.5%/5 h

Amplitude flatness

±5%(<10MHz); ±10%(>10MHz)

Waveform Output

Output impedance

50Ω±10%（typical）

    Protection

Short circuit 60S will not be damaged

DC Offset

Offset adjusting range

Output amplitude >4V

0.4V＜Output amplitude≤4V

0＜Output amplitude≤0.4V

-9.99V~9.99V

-2.5V~2.5V

-0.25V~0.25V

Offset resolution

0.01 V

Phase characteristic

Phase adjusting range

0~359.9o

Phase resolution

0.1o

TTL/COMS Output

Low level

<0.3V

High level

1V~10V

Level rise/fall time

≤20ns

External Measurement Function

Frequency meter function

Frequency measurement range

1Hz~100MHz

Measurement accuracy

Gate time continuously adjusted between 0.01S~10s

Counter function

Counting region

0-4294967295

Coupled mode

2kinds Coupling modes, DC and AC

Counting mode

Manual operation

Input signal voltage range

2Vpp~20Vpp

Pulse width measurement

0.01us (resolution),  20s (MAX measuring time)

Period measurement

0.01us (resolution),  20s (MAX measuring time)

Sweep Function

Sweep channel

CH1 or CH2

Sweep type

linear sweep、log sweep

Sweep time

0.1s~999.9s

Setting range

Arbitrarily set between start point and stop points

Sweep direction

Forward, backward and round trip

General technical parameters

Display

Display type

2.4 inch TFT color LCD

Storage and loading

Quantity

100 groups

Location

00 to 99（extract 00 place data at default boost state）

Arbitrary wave

quantity

1 to 60, totally 60 groups（default boost 15 groups）

Interface

Interface mode

USB to serial interface

Extension interface -

There is serial interface of TTL level mode to be convenient for secondary development.

Communication speed

Adopt standard 115200bps

communication protocol

Adopt command-line mode, open protocol

Power supply

Voltage range

DC5V±0.5V

manufacturing process

Surface-mount technology, large scale integrated circuit, high reliability, long service life

Warning tone

The user can set ON or OFF by procedure

Operating characteristics

Full button operation, knob continuous adjustment

Environmental conditions

Temperature：0~40 oC   Humidity:<80%

Weight

800g

Size

146*96*56mm

Test photos: 

1.Sine wave and square wave

2.Dual channel arbitrary waves

3.Lifting sawtooth wave

4.Double channel pulse wave

5.Phase difference 180°

6.DC signal

7.Offset signal 

8.CMOS signal

9.Trigger signal

10.Pulse signal

11.Sine wave  30MHz

12.Sine wave 10MHz

13.Square wave 10MHz