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General information |
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CB-Radio
Component Database |
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To
Design and Build a Portable, Miniaturised, Multichannel FM Transmitter |
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FM transmitters and
related circuits |
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2
Transistor FM Voice Transmitter - can be tuned to operate over the
range 87-108MHz |
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3W
FM Transmitter - operates between 90 and 110 MHz |
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4
Transistor Transmitter - provides an FM modulated signal with an
output power of around 500mW at around 100 MHz |
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Basic
FM Transmitter |
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Crystal
HF Electronics - radio transmitters and related electronics |
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FM
Band Monaural Transmitter - Varactor diode gives high quality
modulation, pdf file |
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FM
Broadcast VCO and Buffer - for 88-108 MHz |
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FM
- PLL Transmitter - for 87,9 to 107,9 Mhz, output power adjustable
from 10 to 350 mW, suppy voltage 14-18VDC |
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FM
Band Monoaural Transmitter - high quality monoaural FM
transmitter, FET based oscillator |
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FM
Stereo Transmiter |
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FM
Transmitter - low powered FM transmitter, includer circuit board
and parts placement picture |
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High
Fidelity FM stereo matrix generator circuit - circuit is for use
with mono transmitters to give out clear stereo output |
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Long-range
FM Transmitter - power output of 200-250 milliwatts and range up
to about 2 kilometres, frequency around 100 MHz |
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Low
Power FM Transmitter- oprates from 9V battery, frequency range
aroun 90-108 MHz, can take microphone or line level signals in |
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Micro
Power FM Broadcasting Circuits - accessories to transmitter
circuits: audio limiter, audio mixer, antenna and essential
modifications for Ramsey FM10 |
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Mighty's
Pirate Radio - many radio circuits, including mono and stereo FM
transmitters |
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Simple
FM Band Transmitter - very simple crystal controlled transmitter
for 70-110 MHz FM band, no modulation option provided |
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Simple
FM Transmitter - versions for 30-40 MHz, 40-50 MHz and 90-100 MHz
ranges |
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Simple
FM transmitter - circuit is a simple two transistor (2N2222) FM
transmitter powered by a 9 volt battery |
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Small
Radio Transmitter - information about building a small radio
transmitter, which has a PCB 1.75" x 2.5" (45mm x 68 mm) and
has a range of about 30 yards or so at 85-108 MHz frequency range |
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Um
excelente gerador de FM para a faixa de 88 a 108 MHz - PLL
syntetized generator of FM for the band of 88 the 108 MHz, text in
portugese, you can use automatic
translation to English |
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We-man's
radio circuits - FM transmitters, fax interface and antenna design |
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FM wireless mics |
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FM
Room Bug - circuit diagram description and PCB layout |
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FM
Transmitter Kits for Beginners |
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High
power FM mic |
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Miniature
FM Transmitter #1 - simple transmitter for electret microphone |
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Miniature
FM Transmitter #2 - easy to build miniature FM voice transmitter |
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Miniature
FM Transmitter #3 - sensitive FM transmitter with electret
microphone |
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Ramsey FM10
transmitter kit related circuits |
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Ramsey
FM-10 Info - modifications, output amplifier, RF probe, filters,
antenna |
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Ramsey
FM-10 Five Essential Modifications |
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Telephone
transmitters |
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FM
Telephone Bug |
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FM
Telephone Transmitter |
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Phone-bug
- A simple transmitter that is powered from the phoneline |
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Simple
wireless FM bug |
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RF transmitter
amplifiers |
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1
watts RF slutsteg - RF Amplifier 1W |
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100-15W
Amplifier Stage for 3 meters band |
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Slutsteg
22watt - 22W amplifier for 88-108MHz band |
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The
500W Radio Power Amplifier - for 160, 80 and 40 meter bands |
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Other radio
transmitters |
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1.5
Volt Tracking Transmitter |
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136kHz
and 73kHz circuits |
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1.5
Volt Tracking Transmitter -fFrequency range is the usual 87-109Mhz
on the FM dial |
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900Mhz
9600bps Radio Link - reference design from the AVNET electronics
page for a wireless 9600bps transceiver |
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AM
radio tone transmitter using 4049 hex inverter - produces an
audible whine at 1000 kHz on your AM dial, crystal controlled
frequency |
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A
Single Triode 350 Watt Power Amplifier With the Svetlana 572B -
for frequencies below 30 MHz |
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Basic
RF Oscillator - tunable to different bands |
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Ensemble
domestique HF 4 voies - 4 channel radio remote controller which
controls 4 relays, text in French, try automatic
transtation to English |
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FM
Oscillator - circuit for a VCO and buffer that operates across the
entire FM broadcast band (88-108 MHz) |
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Light
Sensing RF Transmitter - transmit operates at FM and VHF bands |
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Micropower
AM band radio station - simple transmitter offers surprisingly
good signal quality, pdf file |
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Micro
Power AM Broadcast Transmitter - 74HC14 hex Schmitt trigger
inverter is used as a square wave oscillator to drive a small signal
transistor in a class C amplifier configuration |
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N5FC's
2N2222 40 Meter CW/DSB Transceiver |
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Op
amp based AM radio transmitter - operates at 1 MHz and takes sound
from microphone |
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Peter's
Electronic Plans - FM transmitters, TV transmitters, bugging
devices and more |
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Powerless
transmitter |
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Radio
circuits by Kazuhiro Sunamura - over 100 simple radio circuits |
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Simple
2-meter transmitter |
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Simplest
RF TransmitteR - radio amplifier built from 5 components |
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SSB
Modulator - generates SSB signals from 35MHz to 80MHz |
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UKW
Sender - operates from one 1.5V battery, lacks some coil
information |
