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Flite KL-900A Basic Communications TrainerFind this product exclusively at Flite Electronics International
Features
This training system includes the basic modules allowing students to experiment on ground-level telecommunications topics.The purpose of the system is to enable students to acquire clear experimental views of the basic concepts, and a familiarisation with the operational aspects, of work in a telecommunications laboratory.
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| KL-93001 | |
| RF Oscillator | Oscillator frequency (calculated): 500kHz, 10MHz Oscillator frequency (measured): 450kHz, 7MHz Power supply: +12V, -12V |
| Second Order LPF and HPF | Low pass -3dB frequency: 1kHz to 10kHz High pass -3dB frequency: 800Hz to 8kHz Power supply: +12V, -12V |
| KL-93002 | |
| AM Modulator | Carrier signal: 500kHz to 3MHz Audio signal: 1kHz to 3kHz Power supply: +12V, -5V |
| AM Demodulator | Carrier signal: 300kHz to 3MHz Audio signal: 1kHz to 3kHz Power supply: +12V, -12V |
| KL-93003 | |
| DSB-SC and SSB Modulator |
DSB-SC Modulator: SSB Modulator: |
| DSB-SC and SSB Demodulator |
DSB-SC Demodulator: SSB Demodulator: |
| KL-94004 | |
| FM Modulator |
MC1648 Modulator: LM566 Modulator: |
| FM Demodulator |
LM565 Demodulator: FM to AM Demodulator: |
Digital Communications Modules
Three digital communications modules are included in the KL-900A system, as follows:
| KL-94001 | |
| Analogue to Digital Convertor | Resolution: 8 bits, 256 steps Clock frequency: 100kHz to 800kHz Input voltage range: 0V to 5V Power supply: +5V |
| Digital to Analogue Convertor | Digital input: 8 bits, 256 steps Output voltage: single or bipolar Power supply: +12V, -12V |
| KL-94002 | |
| PWM Modulator |
Using LM741 PWM: Using 555 PWM: |
| PWM Demodulator | Modulation signal: 5kHz to 6kHz Audio signal: 500Hz to 700Hz Demodulation signal: 500Hz to 700Hz Power supply: +12V |
| KL-94003 | |
| FSK Modulator | Space signal: 1270Hz Mark signal: 1070Hz Output voltage: 0V to 5V Power supply: +12V, -12V |
| FSK Demodulator | Space signal: 1270Hz Mark signal: 1070Hz Output voltage: 0V to 5V Power supply: +5V, -5V |
Power Supply and Audio Generator Module
A single module contains the power supply and audio generator for the KL-900A system, as follows:
| KL-92001 Main Unit | |
| Fixed DC Power Supply | +5V at 3A -5V at 0.3A +12V at 0.3A -12V at 0.3A Output overload protection |
| Variable DC Power Supply | 0V to 15V at 0.5A Output overload protection |
| Audio Generator One | Frequency: 10Hz to 100kHz Output waveforms: sine, triangle and square Output impedance: 50 ohms Output attenuation: 0, -20dB Output amplitude: 10Vp-p (at open) |
| Audio Generator Two | Frequency: 10Hz to 100kHz Output waveforms: sine, triangle and square Output impedance: 50 ohms Output attenuation: 0, -20dB Output amplitude: 10Vp-p (at open) With VCF input |
Accessories
An accessories kit is included with the KL-900A system, as follows:
KL-98001:
- Connecting leads: 25 pieces of 2mm to 2mm at 300mm length.
- DC power cables: 2 pieces
- AC power cord: 1 piece
- Experiment manual: 1piece
- Instructors manual: 1 piece
The following options, which are not included as standard in the KL-900A system, may be purchased separately:
- KL-97001 rack frame
- KL-99001 storage cabinet
- RF generator
- Oscilloscope
List of Experiments
Analogue Communications
- RF Oscillator Experiments
a. Colpitts Oscillator
b. Hartley Oscillator
- Second Order LPF and HPF Experiments
a. Second Order LPF
b. Second Order HPF
- AM Modulator Experiment
- AM Demodulator Experiment
- DSB-SC and SSB Modulator Experiments
- DSB-SC and SSB Demodulator Experiments
- FM Modulator Experiments
a. Measuring MC1648 Voltage Control Oscillator (VCO) Characteristics
b. Implementing FM Modulator using using MC1648
c. Measuring VCO Characteristics
d. Implementing FM Modulator using using LM566
- FM Demodulator Experiment
a. Measuring LM565 Phase-Lock Loop (PLL) Circuit Characteristics
b. LM565 PLL Circuit Voltage and Frequency Exchange Characteristics
c. Implementing FM Demodulator using using LM565
d. FM Demodulator by FM to AM discriminator
Digital Communications
- Analogue to Digital Experiments
a. ADC0804 A/D Convertor
b. ADC0809 A/D Convertor
- Digital to Analogue Experiments
a. DAC0800 Unipolar Output
b. DAC0800 Bipolar Output
- PWM Modulator Experiments
a. LM741 PWM
b. LM555 PWM
- PWM Demodulator Experiment
- FSK Modulator Experiment
- FSK Demodulator Experiment
design by 123Live
Church House Farm Clewers Hill Waltham Chase Hampshire SO32 2LN United Kingdom
Tel: +44 (0)1489 892422 Fax: +44 (0)1489 897929