All items tagged with RF and Circuit (22)

| An RF signal generator is used for repairing radio/TV circuits, checking filters, aligning receivers, and for comparative sensitivity...

| This circuit imitates a small telephone exchange, allowing a PC to dial a Fax machine, and vice versa, without actuaIly making use of the...

| This article proves that building a no-frills RF-signal generator has nothing to do with sorcery as many d.c. oriented constructors seem t...

| Sensors are used to measure physical parameters by producing an output current or voltage signal that represents that parameter. For exam...

| This little circuit is intended tor UHF transverters in combination with a 2-m band transceiver. It is simple to build and much cheaper th...

| Whenever an interface is connected to a circuit with a supply voltage higher than 5 V, there is the risk that an error during experimentin...

| Many electronic instrumentation and data acquisition circuits must deal with low-Ievel signals in the presence of strong interfering si...

| The greater part of this month's instalment is devoted to the operation of the microprocessorcontrolled synthesizer used to tune the RF...

| EE October 1986 * The first three appeared in the February, March, and April issues of Elektor Electronics. Fig I. Block diagram of the shor...

| EE 40 April 1986 Fig I. Represen- tation of FM band spectrum analyses showing that the noise factor of the pre- amplifier stage determines t...