RFDesign.info

Sat - 21 Dec 2024

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Mfd by: Amitec Electronics Ltd.

Regd. Off: 504, Nilgiri, Barakhamba Road, New Delhi-110001

Works: 4/32, Site-4, Industrial Estate Sahibabad, UP-201010

amitec@rediffmail.com, www.amitec.co.in

91-120-4371276, 91-9811839949, 91-9810193153

RF Communication Training Lab RFT-01
The RF lab consists of different modules of RF
Oscillators, IF amplifiers, RF Mixers and RF Filters etc
with following specifications:
SPECIFICATIONS:
1. RFT-01 RF Tuned Amplifier Module:
Center freq. : 100-150 MHz varactor tuned
3dB Bandwidth : 10 MHz typical
Gain : 10dB
2. RF Oscillators:
a. RFT-02-A Colpitts RF Oscillator Module:
Frequency : 100 MHz typical
Level : 90dBuV
b. RFT-02-B Hartley RF Oscillator Module:
Frequency : 100 MHz varactor tunable
Level : 90dBuV
c. RFT-02-C Clapp RF Oscillator Module:
Frequency : 100 MHz varactor tunable
Level : 90dBuv
d. RFT-02-D Pierce RF Oscillator Module:
Frequency : 48.25 MHz
Level : 90dBuv
3. RF Crystal Oscillators:
a. RFT-03-A Feedback Crystal Oscillator Mod.:
Frequency : 10 MHz typical
Level : 80dBuV typical
b. RFT-03-B Colpitts Crystal Oscillator module:
Frequency : 38.9 MHz typical
Level : 80dBuV typical
c. RFT-03-C Butler Crystal oscillator module:
Frequency : 108.625 /112.125 MHz
Level : 80dBuV typical
d. RFT-03-D Crystal frequency multiplier mod.:
Crystal Freq. : 38.9 MHz
Output Freq. : 77.8 MHz
2nd harmonic : >10dB crystal frequency
4. IF Amplifiers:
a. RFT-04-A FM IF amplifier module:
Center freq. : 10.7 MHz
Bandwidth : 250 KHz
Gain : 20dB approx
AGC : for gain control
b. RFT-04-B TV VIF amplifier module:
Center freq. : 36.15 Mhz
Bandwidth : 7 MHz
Gain : 20dB approx.
AGC : for gain control
c. RFT-04-C Satellite IF amplifier module:
Center freq. : 479.5MHz typical
Bandwidth : 18/27 MHz typical
Gain : 20dB approx.
AGC : for gain control
5. RF Mixers:
a. RFT-05-A Single ended Diode Mixer Module:
LO /RF freq. : 500-1000 Mhz typical
IF output freq. : 25 MHz-250 Mhz typical
b. RFT-05-B Single Balanced Diode mixer Module:
LO/RF freq. : 25-500 Mhz typical
IF Output freq. : 25-250 Mhz typical
c. RFT-05-C Double balanced diode mixer Module:
RF / LO freq. : 500-1000 Mhz typical
IF output freq. : 25-500 Mhz typical
Conversion Loss: -10dB typical
Isolation LO/RF : 20dB
d. RFT-05-D Transistor Mixer Module:
LO input typical : 650-800 MHz
RF input typical : 600-750 MHz
IF output approx: 50 MHz
Conversion gain : +6dB
RF COMMUNICATION TRAINER RFT01
Mfd by: Amitec Electronics Ltd.
Regd. Off: 504, Nilgiri, Barakhamba Road, New Delhi-110001
Works: 4/32, Site-4, Industrial Estate Sahibabad, UP-201010
amitec@rediffmail.com, www.amitec.co.in
91-120-4371276, 91-9811839949, 91-9810193153
6. RF Filters:
a. RFT-06-A1 High Pass Filter Module:
Filter type : Butterworth
Cut off freq. : 350 MHz typical
Number of order: 7
Impedance : 50 Ohms
b. RFT-06-A2 High Pass Filter Module:
Filter type : Chebyshev
Cut off freq. : 350 MHz typical
Number of order: 7
Impedance : 50 Ohms
c. RFT-06-B1 Low Pass Filter Module:
Filter type : Butterworth
Cut off freq. : 350 MHz typical
Number of order: 7
Impedance : 50 Ohms
d. RFT-06-B2 Low Pass Filter Module:
Filter type : Chebyshev
Cut off freq. : 350 MHz typical
Number of order: 7
Impedance : 50 Ohms
e. RFT-06-C1 Band Pass Filter Module:
Filter type : Butterworth
Corner 1 freq. : 100 MHz typical
Corner 2 freq. : 350 MHz typical
Number of order: 5
Impedance : 50 Ohms
f. RFT-06-C2 Band Pass Filter Module:
Filter type : Chebyshev
Corner 1 freq. : 100 MHz typical
Corner 2 freq. : 350 MHz typical
Number of order: 5
Impedance : 50 Ohms
g. RFT-06-D Notch Filter Module:
Center freq. : 350 MHz nominal
Bandwidth : 7 MHz approx
List of experiments:
1. To measure the center frequency of RF
tuned amplifier module.
2. To measure the gain of RF tuned amplifier
module.
3. To measure the bandwidth of RF tuned
amplifier module.
4. To measure the variation of center fre
quency with tuning voltage of RF tuned
amplifier module.
5. To measure the 1dB compression point of
RF tuned amplifier module.
6. To measure the frequency of RF oscillator
modules.
7. To measure the output power level of RF
oscillator modules.
8. To measure the frequency and level of
various harmonics of RF oscillator modules.
9. To observe the effect of capacitive feed
back ratio on output of RF oscillator
modules.
10. To observe the effect of supply voltage on
output frequency, output level and harmon
ics of RF oscillator modules.
11. To measure the frequency of RF crystal
oscillator modules.
12. To measure the output level of RF crystal
oscillator modules.
13. To measure the output harmonics of RF
crystal oscillator modules.
14. To measure the frequency pulling charac
teristic of RF crystal oscillator modules.
15. To measure the phase noise of RF crystal
oscillator modules.
16. To measure the center frequency of IF
amplifier modules.
17. To measure the gain of IF amplifier mod
ules.
18. To measure the bandwidth of IF amplifier
modules.
19. To measure the 1dB compression point of
IF amplifier modules.
20. To measure the frequency conversion
gain/loss for mixer modules.
21. To measure the 1dB compression level for
mixer modules.
22. To measure the LO/RF and LO/IF isolation
for mixer modules.
23. To measure the optimum LO drive level for
minimum distortion/conversion loss for
mixer modules.
24. To measure the dynamic range for mixer
modules.
25. To measure the VSWR of mixer modules
at RF/LO/IF ports.
26. To measure the LO/RF frequency range of
mixer modules.

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Date : 2024-09-15

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