|Keywords:||Electronic Training Kits|
|Place of Origin:||Guangdong China|
|Product name:||High frequency electronic circuit training kit|
|Selling Units:||Single item|
|Single package size:||50X38X16 cm|
|Single gross weight:||10.0 KG|
1. The system has built-in DDS low frequency signal source (AM, DSB, FM waveform for
function signal, music signal, modulation signal and carrier signal synchronization), microphone signal, DDS high frequency signal source and frequency meter.
1) Low frequency function signal:
2) High frequency signal source:
3) Frequency meter:
Frequency range: 0-40MHZ
Amplitude: not less than 50mv
The system has a built-in sweep signal source and amplitude phase detection circuit, which can directly display the amplitude and frequency characteristics of the resonant circuit on the LCD screen.
1) Sweep range: 1MHZ-20MHZ adjustable home, start and stop frequency can be set
2) Sweep time: Programmable
3) Frequency standard instructions: Direct reading bandwidth and resonant peak frequency
of mobile frequency standard
The whole system consists of one main control module and five basic experimental modules, which can complete more than 20 practical training including high-frequency electronic each unit circuit experiment, wireless transceiver system debugging, fault setting determination, and experimental evaluation.
Low frequency DDS signal source
Frequency adjustable from 0.1 to 50KHZ, 10MVp-p to 5Vp-p (continuously adjustable)
The modulation signal and carrier synchronization can display the AM, DSB and FM waveforms on the common oscilloscopes.
Wireless voice communication can be carried out
Audio amplifier, speaker
Perform power amplifier output on the receiver's audio signal
DDS high frequency signal source
High frequency sine wave
Frequency range: 1HZ ~ 25MHZ, output amplitude: 100MVp-p to 2Vp-p (continuous adjustable)
Measurement frequency range: 0-25MHZ, input voltage not less than 50mv;
Frequency sweep meter
Amplitude and frequency characteristics of color LCD display, sweep frequency range, time programmable
Sine wave oscillator and transistor mixing
LC frequency 4-12MHz, can be used to study the amplitude frequency characteristics of the Schiller oscillation circuit and the Clapper oscillation circuit.
Triode mixer circuit: Local oscillator input 8.8MHZ carrier 6.3MHZ, output 2.5MHZ.
Can be completed: Operation point setting, voltage impact on the oscillation frequency, oscillation frequency, high frequency signal amplitude, filter center frequency and other control assessment.
Intermediate release AGC and demodulation module
Amplify the 2.5MHz intermediate frequency signal, and the gain is greater than 20db.
Envelope detection, observe the diagonal cutting distortion and bottom cutting distortion, and low frequency amplification.
Can be completed: Intermediate frequency selection loop, Intermediate release gain, detection distortion, signal output amplitude and other parameters control and assessment.
Resonant circuit module
Single tuning, double tuning, through the varactor to adjust the tuning loop parameters, reliable and stable performance; center frequency 6.3MHZ.
Can be completed: Single tuning double tuning loop parameters, tuning loop frequency-selective characteristics control and assessment.
High frequency power amplifier module
6.3MHZ transmit for base amplitude modulation. Observe the phenomenon of class-C working state of high-frequency power amplifiers, test the tuning characteristics and load characteristics of class-C amplifiers, test the effects of changes in excitation signals, load changes and power supply voltage variations on the operating state, and the cosine pulse waveform can be clearly observed in three states of undervoltage, critical and overvoltage.
Can be completed: Power amplifier work status control and assessment.
Frequency modulation and capacitance coupling frequency discrimination module
Capacitive coupling loop phase discriminator, slope discriminator 6.3MHZ center frequency.
Synchronous demodulation and integrated mixing (Local oscillator input 8.8MHZ carrier 6.3MHZ, output 2.5MHZ).
Can be completed: FM signal center frequency, signal amplitude, frequency discrimination loop characteristics, operating point parameter control and assessment.
Integrated multiplier amplitude modulation, mixing and synchronous demodulation modules
AM, DSB, SSB modulation and demodulation, carrier frequency 100KHZ-2.5MHZ.
Can be completed: Modulation, modulation signal output, mixing filter and other functional assessment.
1. Small-signal tuning amplifier circuit experiment (including single-tuning and double-tuning)
2. Nonlinear Class C Power Amplifier Circuit Experiment
3. Three-point oscillator experiment (including LC oscillator and crystal oscillator)
4. Intermediate frequency amplifier experiment
5. Mixer experiment (including transistor mixing and diode ring mixer)
6. Envelope detection and synchronous detection experiments
7. Variable capacitance diode frequency modulation experiment
8. Discriminator experiment (capacitance couple loop phase discriminator, slope discriminator)
9. AM Transmitter Joint Experiment
10. AM Receiver Joint Test Experiment
11. Transmit and receive complete systems of the intermodulation experiment
12. FM transmitter test experiment
13. FM receiver joint experiment
Related products (If you are interested, please click on the picture!!!)
GTET-1006 GTET-1007 GTET-1012
Solid plywood box and normally ship by sea, but if the size is not big, also by air, Fedex or DHL, TNT and so on.
1.OEM & ODM Service
Customer requirement is our biggest concerns, we are flexible to satisfy customer needs as much as we can.
Good English training materials and training videos help teachers and students for better teaching effects.
Remote and on-site training or technical support are provided.
3.Solution for International Tenders
GTEE has professional engineer team for tender specification review and can quote competitive price to support our customers to win many international tenders and provide good quality products and good after-sales service to gain good reputation.
Guangzhou Guangtong Educational Equipment Co.,LTD is a well-know high-tech company, we participate in many international educational tenders and help our customer win the tender.
We are specialized in development and manufacturing of professional Educational Equipment including automotive teaching equipment, air conditioning and refrigeration teaching equipment, electrical and electronic teaching equipment, lift teaching, solar energy trainer, electric car training device and other vocational training equipment etc.
GTEE is located in Baiyun District, Guangzhou City and adjacent to Guangzhou Baiyun International Airport.
With our several years of design, development, manufacturing and international service experience and expertise, GTEE is growing up and developing very fast. We continuously focus on providing high quality products with competitive price and reliable after sale services for our overseas customers. We will response to our customers within 24 hours after get the feedback and requirements.
Q: Are you trading company or manufacturer ?
A: We are manufacturer .
Q: How long is your delivery time?
A: Depends on product quantity and stock. Please check with our sales team.
Q: What is your terms of payment ?
A: Payment<=5000USD, 100% in advance. Payment>=5000USD, 50% T/T in advance balance before shipment.
Q: Do you offer after-sales support ?
A: Yes, of course, we will provide training materials together with the device, and also we can provide on site training and installation if customer request. We also have technical engineer for online or remote support, and if within warranty, products parts damaged due to our quality problems, we will send parts via DHL to you for replacement for free as we seek long term cooperation with customers.
Q: How to have exclusive sales rights of GTEE ?
A: Place order to GTEE, when the order amount reach certain level, GTEE and customer will negotiate about exclusive rights.
Or Send your company profile to GTEE, after GTEE evaluation, start from general agents and gradually become exclusive agent.