If you compare the hardware and software for the two projects the similarity will be immediately apparent. You may also call them tone generator software or frequency generator software. It is especially designed for those professional workers it can be used with oscilloscope to test and debug electronic circuit, the frequency response of audio amplifier and impulse response. Happy new year to all over the holidays, i did not do much on the lbs project. In august of 2006 i was delighted to see that amqrp had stock of an upgraded dds daughterboard dds60 using an ad9851 clocked at 180 mhz. These instruments generate sine, square, and triangle waveforms with high signal precision and stability.
An easy power pc software that supports any scpi commands comes with the. Kkmoon 60mhz function generator digital dds function signalarbitrary waveform generator pulse signal. Models 4014b and 4040b are versatile sweep function generators, designed with a dual technology architecture combining direct digital synthesis dds and a lowjitter square wave generator. The new version, called the dds60, synthesizes 160 mhz, and the original version that i have synthesizes mhz. The controller and software basically give you a computer controlled signal generator up to 60 mhz, and it even offers you a scan feature. Arbitray waveform generator adopts large scale fpga integrated circuit and high speed mcu microprocessor. The code is pretty simple, and is all written in c using the winavr avr gcc free compiler. Jds2800 60mhz dualchannel function signal generator combines multiple functions in one, such as function signal generator, arbitrary waveform generator, pulse generator, sweep, counter and frequency meter, etc. The instrument adopts the direct digital synthesizerdds technology and provides stable, precise, pure and low distortion signals. The instrument adopts dds direct digital synthesis technology to produce accurate, stable, lowdistortion output signals.
Mfg2000 series multichannel function generator arbitrary. Ds6800 digital frequency generator dds function signal generator this is a set of function signal generator, arbitrary waveform generator, pulse generator, analog digital modulator, vco, sweep, counters and frequency meter and other functions in a high performance, costeffective, multifunction signal generator. Ae20125 10 mhz sweep dds function generator kit with usb and modulation. Arbitrary waveform dds signal generator is a multifunctional signal generator with high precision and high performance. Minikits also offers software to change the dds vfo kit to a simple sweep generator and rf power meter using the optional sweep ver2.
Sainsmart udb1002s dds signal generator, 2mhz sweep function source rev3. Hz frequency resolution, minimum amplitude resolution can be up to 1mv. Fy6900 dual channel dds function arbitrary waveform signal. Juntek jds2800 60m 60mhz signal generator digital control. The standard software for the ddsvfo and iq dds kits is the dds ver2. Offset and amplitude can be regulated by two potentiometers. Koolertron upgraded 15mhz dds signal generator counter,high precision dualchannel arbitrary waveform function generator frequency meter 200msas 15mhz. This study focuses on the design of a low cost signal generator having high. Leyboldheraeu s naea 10l sweep generator analog 86 59 60, 865960, 865 960. Pdf low cost laboratory type signal generator using dds method. Thanks to this approach, the user can operate the entire system from the pc and the measured data is displayed in graphic form. Our program will leave back the same feedback to you after your positive feedback.
Cheap signal generators, buy directly from china suppliers. I have attached a picture of the dds function generator that i bought and that the software works with so you can see if you have a similar device. The downside is that they tend to be rather expensive. The dds operates with a reference frequency refclk. The sweep version uses the ad9851 dds vfo kit with the optional sweep ver2. My software to control chinese dds function generator page 1 eevblog electronics community forum. Sweep frequency generator portion the sweep signal for the instrument is generated by a direct digital synthesizer dds. The serial dds controller is an excellent application to get your feet wet in direct digital signal synthesis. Dualchannel, with bandwidth up to 60 mhz, and amplitude up to 20 vpp. Udb8s dual dds source ttl signal generator 60mhz sweep frequency counter 8mhz udb0 series dual dds signal source, the original source udb series based on the new addition of dual output function, a, b dual output to meet the needs of more users. My sweep generator, an hp3336c requires the start and stop frequencies to set up a sweep. In sweep128 mode, the sweep repeats about 60 sweepssecond for the 16f630. The core consist of two main parts, a phase generator and sincos lut, which can be used independently or together with an optional dither generator to create a dds capability.
These software let you generate audio signal from your computer by using its sound card. Minikits also offers software to change the ddsvfo kit to a simple sweep generator and rf power meter using the optional sweep ver2. Jds2800 dualchannel dds function arbitrary waveform. An arduino controlled 1 hz to 60 mhz signal generator. Build a standalone 60 mhz signal generator based on the dds60 board. Wavetek 60mhz function generator digital dds function signalarbitrary waveform generator pulse signal source 250msas frequency meter vco burst ampmfmaskfskpsk modulation source generator description. Heck, you dont even need a dedicated microcontroller use a cable connected to the parallel printer port of your pc and use public domain pc software to control the dds board. Sdgx series functionarbitrary waveform generators siglent. This is accomplished entirely in software by having the sweep pause briefly at each of these frequencies causing the. Measuring amplitudes, checking harmonic distortion, making some. The dds method program codes for the sinus signal we mentioned above as fallows. Pic controller interface for an ad9850ad9851 dds synthesizer. Udb8s dual dds source ttl signal generator 60mhz sweep.
Model 4040b, 12 mhz and 20 mhz dds sweep function generators. Juntek jds2900 60m 60mhz signal generator digital control. Using dds direct digital synthesis technology to generate precise, stable and low distortion output signal. See the ways to use section for a number of custom solutions for. My software to control chinese dds function generator. Here is the list of best free signal generator software for windows. Generator that i bought and that the software works with so you can see if you have a similar device.
Usbsoftware machined case optional made in germany. Here is the signal generator control software to provide advanced control of the arduino and ad9850 synthesizer module, as well as the ky040 optical encoder. Several popular projects based on a variety of microprocessors incorporate the amqrp dds daughtercards, and there is free downloadable software available. Plenty of scope for you to improve on the software and add extra features. Use soft silicone keys instead of traditional patch keys, high sensitivity and convenient for operation. Jds2800 series dualchannel function signal generator combines multiple functions in one, such as function signal generator, arbitrary waveform generator, pulse generator, sweep, counter and frequency meter, etc. This is what the unit displays when its first turned on. Most of the functionality is dependant on the standard software that minikits supplies with the kit the software is designed to be used for a simple signal generator, but also has an. The internal circuit adopts active crystal oscillator as benchmark.
All parameters are calibrated by internal programs. Ross keatinge, kt1f wrote software for controlling the dds60 with. Signal generator control software for ad9850 making it up. Then, the generated analog signal is passed through. The model 4045b is a highperformance 20 mhz dds direct digital synthesis function generator with arbitrary waveform capability.
I am still bonding with the code from the internet but i was able to make a small tweak and it is now sweep generator running from 1mhz to 60mhz. Chapter 2 product specification figure 21 provides a block diagram of the dds compiler core. Updated 20200211, to use a faster microcontroller with additional software features. This instrument is the most versatile signal source used as dds sweep function generator and pulse generator, offering a wide range of applications in both analog and digital electronics such as education, servicing, manufacturing and engineering. Can output up to 98 groups of functions arbitrary waveform, contains 33 groups. Jds6600 digital control dds signal generator 60 mhz. Unisource dfg2060 60 mhz, 2 channel, 180msas dds function. This puts 455kc at the center of the display, and each horizontal division across. It adopts large scale of fpga integrated circuits, highspeed mcu microprocessor and smt in the inner circuit, which can greatly improve the antiinterference and lifetime of the instrument. The output of the dds signal generator updates instantly as.
Juntek jds2800 60mhz dds function arbitrary waveform. Based on advice of previous buyers, we have changed the previous serial connection interface to usb interface, for better more convenient use. Several popular projects based on a variety of microprocessors incorporate the amqrp dds daughtercards, and there is free downloadable software available online to drive the dds as a variable frequency oscillator or as a sweep generator when interfaced to a computer parallel port, as shown below. Kkmoon fy6800 dds signal generator antique radio forums. Ae20125 10 mhz sweep dds function generator kit with modulation. Overview a number of years ago we introduced the original dds daughtercard. The output can be heard from the audio output devices connected to your pc, such as speakers, earphones, etc. You can grab the dds signal generator source code here.
Jan 06, 2016 here is the signal generator control software to provide advanced control of the arduino and ad9850 synthesizer module, as well as the ky040 optical encoder. You can see it powers on generating a 0 hz signal and its asking for a frequency to be entered. Jan 01, 2019 heck, you dont even need a dedicated microcontroller use a cable connected to the parallel printer port of your pc and use public domain pc software to control the dds board. It can generate rf from 1 to 60 mhz in 1 hz steps with the stability of a crystal oscillator and can run as a qrss beacon. Arbitrary function generators mfg2000 series multichannel function generator. This is an absolutely basic, no frills project using a 12f1840 to sweep a dds module between a range of frequencies. See the ways to use section for a number of custom solutions for you to easily control your dds60 daughtercard. Jds6600 series 60mhz digital contro dual channel dds. Over christmas 2015, i moved from prototype to production in developing an arduino sketch program to fully control my signal generator described previously.
In the meantime, as i couldnt get my hands on the real thing, i played around with emulated dds using a microprocessor. The instrument uses 14bit highspeed da converter chip, 250msas sample rate, 14bits vertical resolution. See the original web site on how to use the software. Jds6600 series 60mhz digital contro dual channel dds signal generator pulse signal source frequency meter features. All channels can work more than 60 seconds when the load is shortcircuited.
The analog devices ad9850 and ad9851 are inexpensive and popular dds direct digital synthesis signal generator chips which produce a decent quality sine wave output over a continuous frequency range from less than 1 hz to around 4070 mhz with a resolution finer than 1 hz. I have to test out some traps on my antenna and i need a test attenuation on the. Please see the sweep web page for further information. Tektronix afg1022 arbitrary function generator, 25 mhz or 60 mhz. The name of the product is a siglent digital oscilloscope. Bk4040b dds sweep function generatorbuy online metrix. Dds60 kit from the amqrp midnight design solutions. In august of 2006 i was delighted to see that amqrp had stock of an upgraded dds daughterboard dds 60 using an ad9851 clocked at 180 mhz. Find great deals on ebay for sweep generator and sweep marker generator. Its a useful thing to have either as part of a homebrew transmitter or transceiver or as a piece of test equipment. The amqrp clubs direct digital synthesis daughtercard kit provides direct digital synthesis on a 1.
The instrument adopts the direct digital synthesizer dds technology and provides stable, precise, pure and low distortion signals. Several popular projects based on a variety of microprocessors incorporate the amqrp dds daughtercards, and there is free downloadable software available online to drive the dds as a variable frequency oscillator or as a sweep generator when. I need to increase the step rate or it will finish about the time i retire but the general principle worked. Jds6600 digital control dds signal generator is featured with highfrequency precision up to 106 orders of magnitude, full range of 0. The standard software for the dds vfo and iq dds kits is the dds ver2. My software to control chinese dds function generator page 1. Most of the functionality is dependant on the standard software that minikits supplies with the kit. Can choose our fyv2000 series or fpa series power amplifier to output. Dual channel function arbitrary dds signal generator. A recent project has been the building of a digital vfo based around the dds 60 kit and arduino controller. Generating stable and precise sine, square, triangle, and arbitrary waveforms, this instrument. New products is coming rd jds6600 series digital control dualchannel dds signal generator.
127 288 392 934 181 981 1070 1338 370 751 1449 106 1142 137 424 1149 288 201 241 1086 491 1288 427 926 79 872 1289 1050 1259 1265 186 1111 34