A 40 meters CW QRP Transceiver
... It employs a double tuned circuit, made using two common 10.7 MHz FM transfomers. In this manner a good withstanding was obtained against overloading signals and inter-modulation. The input is protected against over-voltages by two opposed diodes. An emitter-follower transistor transfers the signal ...
... It employs a double tuned circuit, made using two common 10.7 MHz FM transfomers. In this manner a good withstanding was obtained against overloading signals and inter-modulation. The input is protected against over-voltages by two opposed diodes. An emitter-follower transistor transfers the signal ...
IOSR Journal of Electrical and Electronics Engineering (IOSR-JEEE) e-ISSN: 2278-1676,p-ISSN: 2320-3331,
... Solar power is actually one of the cleanest methods of energy production known. But the main drawback of it is not widely used because of the cost of solar panel. Compared to electricity from coal-fired power plants, solar is more expensive. Typically solar panels produce the most energy during the ...
... Solar power is actually one of the cleanest methods of energy production known. But the main drawback of it is not widely used because of the cost of solar panel. Compared to electricity from coal-fired power plants, solar is more expensive. Typically solar panels produce the most energy during the ...
Network Theorems
... Req, the parallel resistance of all the resistors • Voltage across entire circuit may now be calculated by: Eeq = IeqReq ...
... Req, the parallel resistance of all the resistors • Voltage across entire circuit may now be calculated by: Eeq = IeqReq ...
ACS754xCB-130 - Allegro Microsystems
... Magnetic offset error (IERROM). The magnetic offset is due to the residual magnetism (remnant field) of the core material. The magnetic offset error is highest when the magnetic circuit has been saturated, usually when the device has been subjected to a full-scale or high-current overload condition. ...
... Magnetic offset error (IERROM). The magnetic offset is due to the residual magnetism (remnant field) of the core material. The magnetic offset error is highest when the magnetic circuit has been saturated, usually when the device has been subjected to a full-scale or high-current overload condition. ...
RA01L8693MA
... In base stations, frequent on/off switching can cause thermal expansion of the resin that coats the transistor chips and can result in reduced or no output power. The bond wires in the resin will break after long-term thermally induced mechanical stress. Quality: Mitsubishi Electric is not liable fo ...
... In base stations, frequent on/off switching can cause thermal expansion of the resin that coats the transistor chips and can result in reduced or no output power. The bond wires in the resin will break after long-term thermally induced mechanical stress. Quality: Mitsubishi Electric is not liable fo ...
AC/DC Peak Voltmeter MU17 and 18
... advantage for practical measurements is the storage of values occurring during a disruptive discharge at the test object. An internal testing procedure enables a rapid check of the device. Two serial interfaces provide the possibility of connection to automatic control and evaluation systems: A PROF ...
... advantage for practical measurements is the storage of values occurring during a disruptive discharge at the test object. An internal testing procedure enables a rapid check of the device. Two serial interfaces provide the possibility of connection to automatic control and evaluation systems: A PROF ...
AN-4160 FTCO3V455A1 3-Phase Inverter Automotive Power Module Introduction www.fairchildsemi.com
... AC motor (e.g., PMAC) or DC motor (e.g., BLDC) is more difficult because of the wide range of operating conditions. Conditions that must be considered include the type of motor, the type of PWM control, the switching frequency, variation of load power factor, worst-case heat sink or module case temp ...
... AC motor (e.g., PMAC) or DC motor (e.g., BLDC) is more difficult because of the wide range of operating conditions. Conditions that must be considered include the type of motor, the type of PWM control, the switching frequency, variation of load power factor, worst-case heat sink or module case temp ...
Let`s start with the (simplified) translation of the
... the modern low ohmic speakers of today. The internal resistance of the serial monoblock is doubled, so the power output concerning load differences will be worse than the single amplifier! Also the subjective loudness gain of a serial monoblock is small. Remember: to double the loudness experience y ...
... the modern low ohmic speakers of today. The internal resistance of the serial monoblock is doubled, so the power output concerning load differences will be worse than the single amplifier! Also the subjective loudness gain of a serial monoblock is small. Remember: to double the loudness experience y ...
DASH LIGHT DIMMER
... Orientation is not critical. 2. This module can become quite hot during normal operation and requires ventilation space around it for cooling. Do not mount in areas of high ambient temperature. 3. Connect the “+” terminal (Term. No. 2) on the control module to a suitable positive source, via a 5 amp ...
... Orientation is not critical. 2. This module can become quite hot during normal operation and requires ventilation space around it for cooling. Do not mount in areas of high ambient temperature. 3. Connect the “+” terminal (Term. No. 2) on the control module to a suitable positive source, via a 5 amp ...
Application Note Closed Loop Control Maximizes MAPM-030400-010C00 and MAPM-030400-060C00 Module Performance
... The RFTronics RFCP-20512-40-S coupler chosen for this project has a very flat frequency response from 30 MHz to 400 MHz. The coupling is a nominal 40 dB, with better than +/- 0.5 dB variation across the band. The coupler is rated to handle 150 W, well below our anticipated 100 W maximum. This couple ...
... The RFTronics RFCP-20512-40-S coupler chosen for this project has a very flat frequency response from 30 MHz to 400 MHz. The coupling is a nominal 40 dB, with better than +/- 0.5 dB variation across the band. The coupler is rated to handle 150 W, well below our anticipated 100 W maximum. This couple ...
Earth Leakage Problem of Superconductor Magnet System at TLS
... Due to the inherent connection structure between the power supplies and the superconducting magnetic coil, the power supplies are seeing each others as loads through the coil. It has been observed in the pilot test at TLS that there is about 300mA earth leakage current flowing through the earth leak ...
... Due to the inherent connection structure between the power supplies and the superconducting magnetic coil, the power supplies are seeing each others as loads through the coil. It has been observed in the pilot test at TLS that there is about 300mA earth leakage current flowing through the earth leak ...
Basis Functions
... find that (generally speaking) nowhere in the circuit would we find another current or voltage that was a perfect square wave (etc.)! In fact, we would find that not only are the current and voltage functions within the circuit different than the source function (e.g. a sawtooth) they are (generally ...
... find that (generally speaking) nowhere in the circuit would we find another current or voltage that was a perfect square wave (etc.)! In fact, we would find that not only are the current and voltage functions within the circuit different than the source function (e.g. a sawtooth) they are (generally ...
Voltage
... to convert high voltage AC mains electricity to a suitable low voltage supply for electronics circuits and other devices. ...
... to convert high voltage AC mains electricity to a suitable low voltage supply for electronics circuits and other devices. ...
MAX2602EVKIT.pdf
... The EV kit is shipped with a MAX2602, which contains an internal biasing diode. With a simple modification, the MAX2602 EV kit can be used to emulate the MAX2601, which does not have an internal biasing diode. ...
... The EV kit is shipped with a MAX2602, which contains an internal biasing diode. With a simple modification, the MAX2602 EV kit can be used to emulate the MAX2601, which does not have an internal biasing diode. ...
Comparison of PI and ANN Control Techniques for Nine
... development has full-grown quickly with several convertor topologies currently pronto found within the open literature. Incidental this development is that the equally speedy identification of application areas, wherever power converters will contribute absolutely toward raising the general system q ...
... development has full-grown quickly with several convertor topologies currently pronto found within the open literature. Incidental this development is that the equally speedy identification of application areas, wherever power converters will contribute absolutely toward raising the general system q ...
ISL8201MEVAL1Z, ISL8204MEVAL1Z, ISL8206MEVAL1Z
... The total noise is equal to the sum of the ripple and noise components. Simple steps should be taken to assure that there is minimum pickup noise due to the high frequency events, which can be magnified by the large ground loop formed by the oscilloscope probe ground. This means that even a few inch ...
... The total noise is equal to the sum of the ripple and noise components. Simple steps should be taken to assure that there is minimum pickup noise due to the high frequency events, which can be magnified by the large ground loop formed by the oscilloscope probe ground. This means that even a few inch ...
Control Engineering 12/15
... Manufacturers try to improve this by using specific constructions, but this could be done in a limited range only. For an efficient elimination of common-mode disturbances, additional filter technologies have to be used to reduce output interferences to almost zero. ...
... Manufacturers try to improve this by using specific constructions, but this could be done in a limited range only. For an efficient elimination of common-mode disturbances, additional filter technologies have to be used to reduce output interferences to almost zero. ...
2013 Fall Catalog - Global Specialties
... has user selectable ranges from 0-130VAC @ 4 Amps and 0-260VAC @ 2 Amps of continuous current. All designs feature a super isolation transformer which is triple shielded from the input line for maximum protection against shock hazard. A convenient front panel plug accepts a probe for measuring leaka ...
... has user selectable ranges from 0-130VAC @ 4 Amps and 0-260VAC @ 2 Amps of continuous current. All designs feature a super isolation transformer which is triple shielded from the input line for maximum protection against shock hazard. A convenient front panel plug accepts a probe for measuring leaka ...