Advertisement
acom1000 4m – Circuit Schematic
acom1000 4m
Whether the tuning aid can be trusted on 70 MHz is a bit of a complex matter, but wtih me it seems to provide a suitable loading factor, when used for tuning wh...
modulation is process of changing – Circuit Schematic
modulation is process of changing
Modulation is the process of changing some characteristics (e. g. amplitude, frequency or phase) of a carrier wave in accordance with the intensity of the signa...
Single Chip Stereo FM Transmitter Circuit – Circuit Schematic
Single Chip Stereo FM Transmitter Circuit
an FM modulator that modulate a carrier frequency with the composite signal, and an RF amplifier that provide enough power to be transmitted through antenna. He...
FM transmitter overvoltage protection circuit – Circuit Schematic
FM transmitter overvoltage protection circuit
FM302E-I-type FM transmitter exciter is the NEC Corporation, Japan`s HPB with a 1210 motherboard. Direct frequency modulation of the carrier, using phase-locked...
FM Transmitter Circuit – Circuit Schematic
FM Transmitter Circuit
FM Transmitter Circuit An low power FM Transmitter using an op-amp as the audio preamp and a single transistor as the RF amplifier. Circuit Diagram Parts List R...
ic718 – Circuit Schematic
ic718
Modification of the Icom IC-718 Transceiver for ALE, to de-activate the transmit bandpass relays during receive and scanning.....
VSWR Indicator for the Fuchs Circuit – Circuit Schematic
VSWR Indicator for the Fuchs Circuit
...
four band cw transceiver – Circuit Schematic
four band cw transceiver
...
EFHW Tuner – Circuit Schematic
EFHW Tuner
Martin KH6MB designed an antenna tuner for use with end-fed half-wave vertical antennas for use during annual feld day events. The tuner is capable of handling ...
Circuit diagramms of the 144 SBB/RX - Receiver – Circuit Schematic
Circuit diagramms of the 144 SBB/RX - Receiver
In order to understand how the following circuits are connected to each other you have to read the concept chapter first. Of course it is up to you to take just...
Coil-Less FM Bug – Circuit Schematic
Coil-Less FM Bug
For months I`ve been looking for a simple FM BUG project, the ones online require inductors which you either have to acquire or build, if you don`t have a LCR m...
FM transmitter circuit – Circuit Schematic
FM transmitter circuit
...
RF probe circuit – Circuit Schematic
RF probe circuit
...
FM narrow band transmitter 27mhz – Circuit Schematic
FM narrow band transmitter 27mhz
...
Softrock Lite V6.2 Enhanced – Circuit Schematic
Softrock Lite V6.2 Enhanced
The Softrock Lite V6. 2 series provide an economical entry-level kit for the ham or SWL who wants to experiment with Software Defined Radio (SDR). As of 10/26/2...
Lite + Xtall RX V9.0 Schematic – Circuit Schematic
Lite + Xtall RX V9.0 Schematic
Below is the main schematic of the RX + Xtall V9. 0 SDR. The schematic has been partitioned into separate stages, each of which is covered in a separate page of...
Softrock RX + Xtall V9.0 USB Control Stage – Circuit Schematic
Softrock RX + Xtall V9.0 USB Control Stage
The driver files are located in the Si570AVR-USB-Driver folder inside the zip. Extract them into a new directory, and connect the RX board`s USB cable to a USB ...
Genesis G59 Software Defined Radio Transceiver SDR QRP – Circuit Schematic
Genesis G59 Software Defined Radio Transceiver SDR QRP
...
Homemade VSWR meter for UHF-PMR446 – Circuit Schematic
Homemade VSWR meter for UHF-PMR446
...
Direct Conversion Receiver SA602 – Circuit Schematic
Direct Conversion Receiver SA602
Direct Conversion Receiver: making friends with the Signetics SA602 IC Introduction How simple can it be?  If you are a minimalist and like to mess with small ...