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Transmitters for the 3m band (88-108 MHz)

How to make a TV transmitter

 

VCO   

Block

AN612 Balanced Modulatorhttp://

TA7310P Oscillator, Mixer and Amplifier

PLL02A PLL Frequency Synthesizer

TV & FM Filter

RF Amplifier

Bandpass Filter

First Mixer

Post-Mixer Amplifier

Relays

VFO Circuit

VFO Amplifiers

Crystal Ladder Filter Circuit

Crystal Filter Amplifier

Second Mixer

4MHz Oscillator

First IF Amplifier

Second IF Amplifier

AGC Amplifier

S Meter Circuit

AGC Circuit

BFO Circuit

BFO Amplifier/Buffer

Diode Product Detector

Audio Amplifier

1.Hellow,I am JF1OZL
2.My 50MHz 2w QRP SSB Rig.
3.PLTX AM transmitter need no power supplyF
4. 50MHz linear AMP ‚R‚O‚`‚T–‚QAYesCvalve
5.50MHz PSN-TRX TRX useing phase shift network
6.simple 430 FM-TX made by only 2 FET
7.6AR5-1watter AMP You can speek"My final is valve!!"
8. 7MHzSSB to MW-AM convertor for SWL:
9.6AQ8,3valve radio
10.2/3 times multiplier
11.Experiment of power combiner
12.UHF-signal genarator .
13.50MCW QRP-TRX made by only two transistor,.............50Mhz‚
14.VHF-signal generator
15.17EW8 Radio.
16.QRP-SWR meter
17.Seven example of vauum tube amplifier
18.EF emitter follower power amplifier
19.ECOM Echo-mic
20.430MHzSSB-transceiver
21.Sweep generator used to make crysral
22.improvement of AM transmitter
23.Transistor curve tracer
24.12BH7 single 12VDC Radio.
25.50MHzAM.transceiver
26.1L4 diode radio
27.50MHz handy ‚r‚r‚a transceiver
28.High power oscillator.
29.Wireless morse trainer
30.1W linear AMP for 50MHz SSB.
31. Multi viewer for single oscilloscope.
32.1transistor 50MHz DSB TX
33.Japanese neofight receiver
34.AM modulated CW transmitter
35.Radio made by OP-AMP
36.Distortion meter
37.Pure complementary audio power AMP.
38.6CL6 single 50MHz power AMP.
39.Tone generator for CW operating with SSB TRX.
40.Simple TV receiver
41.7MHz radio with digital counter
42.common mechanical construction of my products.
43.3 transistor 50MHz SSB transceiver
44.3 transistor 21MHz CW transceiver.
45.Mic compressor.
46.Mouth key :keying by a microfhone
47.80MHzFM-Transmitter
48.21MHz simple DSB transceiver
49.5 valves 21MHz SSB transceiver
50.consider about refrex
51.7MHzCW-transceiver with super narrow filter:.
52.PLTX-No2.(power less transmitter No.2)
53.Headphone AMP
54.Some style of home brewing
55.Everyone Dietrich
56.Signal generator to adjust ssb transmitter
57.7MHz band monitor scope .
59.Fake dice : blank 90%
60.Perverce comlementary AMP
61.Tape CQ'er .
62.160m,6W,transceiver with long wire antenna .
63.Basic experiment of transistor amplifier
64.Basic experiment of crystal filtor
65.Basic experiment of DBM ..
66.Basic experiment of collector ground and base groundAMP.
67.Spectrum analyser kid
68.Some proposals by JF1OZL
69.Basic experiment of VXO .
70.Mini strobe light
71.6BE6 7MHz SSB&CW Radio
72.2 Transistor FM radio .
73.12BH7 single DC-receiver
74.SWR meter using a magic eye
75.Two types of 50MHz DSB transmitters
76.Two types of 2 transistor 7MHz SSB receiver.
77.Experiment of photo communication .
78.2HA5 Single Radio : plate voltage
79.Right homebrew and wrong homebrew
80.Basic experiment of doide .
81.Transistor meter
82.Small power supplier
83.Hand made speaker
84.5 transistor 144MHzFM radio
85.Basic experiment of heat sink .
86.Extra antenna to help your radio
87.1 Transistor FM transmitter
88.Basic experiment of a type of Difference Amplifier.
89.How to get 74dB with LM386
90.4GK5 GG AMP
91.SWL radio
92.3 transistor 4W CW transmitter
93.BCL convertor.
94.Doubler balanced mixer Not spell miss!
95.3 transistor 50MHz FM transceiver
96.TV Oscilloscope adapter
98.Secret of handmade
99.Noise killer for the car.
100.Frequency marker for BCL radio
101.7MHz CW,SSB receiver
102.PLL wideband receiver
103.50.25MHz AM transceiver :
104.Experiment of TV transmitter
105.21MHz 6W CW transmitter
106.nine types of one transistor projects
107.Wien bridge oscillator
108.Simple 4 stages FET MW Radio
109.Make an audio amplifier with NE555 !
110.Problem of dual mode transceiver
111.21MHz 1W CW and SSB TransceiverI
112.6AN8*2 Double tube super radio
113.Perverse fellow's four tube radio.
114.Experiment of four types of phase invertor
115.DC-DC convertor ( 1.5 V to 9 V )
116.How to make dipole antenna
117.3.5MHz 10W SSB transceiver
118.3.5MHz 5W CW transceiver
119.Small words about actual Amateur Radio
120.2 transistor 5 stage 7MHz SSB receiver
121.21MHz 2Watter DSB transceiver.
122.12AU7 single 0-V-1 radio.
123.50MHz 200mW 4channel FM transceiver.
124.Mini power Williamson amplifier
125.Two tone generator
126.Mini power Grand Grid amplifier
127.Basic experiment of the capacitor.
128.Simple frequency counter.
129.Basic experiment of regulator.
130.Basic experiment of band pass filter.
131.Wireless metal detector.
132.Metal detector
133.EXperiment about the Girbert cell mixer
134.50MHzAM40mW::Handy transceiver.
135.Honest dice.
137.4transistor FM transmitter.
138.14MHzSSB10W transceiver
139.Corporate mark generator .
140.Dice-B.
141.430MHzFMreceiver for local receiver.
142.TV shifter.
143.Super dice.
144.Super regenerative 197.75MHz FM receiver
145.A-class double ended push push amplifier.
1.Solder remover
2.Toroidal-core
3.Transistor gain UP
4.IC regurator
5.HF coil
6.Heat sink .
7.super regenerate receiver
8.How to get 2times multiplied oscillation.
9.Hint of local mobil expedition
10.Crystal filter for CW and AM
11.How to make OZL-coils
12.How to choose transistor
13.How to drive 24V relay with 12V-Vcc
14.Speaker enclosure .
15.Automatic CQ'er for SSB
16.How to drive 24V relay with 8V-Vcc
17.How to make measuresagainst TVI
18.How to make FB801 trifiler coil
19.How to make Diode DBM
20.How to send ear S
21.The talking about noise.
22.How to tune the crystal.
23.How to use regulator series

15W FM-transmitter

2 Transistor FM Voice Transmitter

3W FM Transmitter

4 Transistor Transmitter

4 Watt FM Transmitter

Basic FM Transmitter

Coil-less FM Transmitter

FM Stereo Transmiter

FM Transmitter

Simple FM transmitter - circuit is a simple two transistor (2N2222) FM transmitter powered by a 9 volt battery

The 500W Radio Power Amplifier - for 160, 80 and 40 meter bands

1.5 Volt Tracking Transmitter -fFrequency range is the usual 87-109Mhz on the FM dial

AM radio tone transmitter using 4049 hex inverter - produces an audible whine at 1000 kHz on your AM dial

N5FC's 2N2222 40 Meter CW/DSB Transceiver

300 Watts RF Amplifier - This circuit will put out a conservatively-rated 300 watts across the FM broadcast

Design of Crystal Oscillators

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