Need help?Do you have a question about the Allied SX-190 and is the answer not in the manual?
Lists the frequency bands and their ranges covered by the receiver.
Details sensitivity, selectivity, stability, rejection, and accuracy parameters.
Describes audio output, headphone jack, and impedance specifications.
Covers power source requirements and physical dimensions of the unit.
Explains transistor usage, dual conversion, and mechanical filters for performance.
Details the preselector, tuning dial, and calibrator for precise frequency selection.
Describes BFO, AGC, ANL, and S-meter functions for enhanced reception.
Outlines the dual power supply capability and antenna connection design.
Instructions for checking the receiver for damage upon arrival and verifying controls.
Details how to connect antennas, speakers, and other peripherals to the receiver.
Guides on connecting ground, power sources, and integrating with a transmitter.
Guidance on connecting and positioning a single wire antenna for optimal reception.
Information on using a doublet antenna, including length calculation for specific frequencies.
Suggests consulting external resources for more advanced antenna configurations.
Explains the operation of the power switch and function selector for various modes.
Details AM, AM ANL, Standby modes and band selection for optimal reception.
Describes main tuning, preselector, and RF gain for precise frequency and signal optimization.
Covers calibrator functions, S-meter, headphone jack, and Q-multiplier controls.
Provides recommended initial settings for various controls based on operation mode.
Step-by-step guides for AM, CW, and SSB reception, including tuning and adjustments.
Lists the sequence of control adjustments needed to calibrate the receiver's dial accuracy.
Instructions on installing extra crystals to expand the receiver's frequency range.
Provides a high-level understanding of the dual conversion receiver's circuitry.
Details the function of RF amplifiers and the high-frequency oscillator stages.
Explains mixer, IF stages, detector circuits, and noise limiter operations.
Details audio amplification, BFO, AGC, and S-meter circuitry for signal management.
Describes the rejection filter, calibration circuit, and power supply systems.
Lists the frequency bands and their ranges covered by the receiver.
Details sensitivity, selectivity, stability, rejection, and accuracy parameters.
Describes audio output, headphone jack, and impedance specifications.
Covers power source requirements and physical dimensions of the unit.
Explains transistor usage, dual conversion, and mechanical filters for performance.
Details the preselector, tuning dial, and calibrator for precise frequency selection.
Describes BFO, AGC, ANL, and S-meter functions for enhanced reception.
Outlines the dual power supply capability and antenna connection design.
Instructions for checking the receiver for damage upon arrival and verifying controls.
Details how to connect antennas, speakers, and other peripherals to the receiver.
Guides on connecting ground, power sources, and integrating with a transmitter.
Guidance on connecting and positioning a single wire antenna for optimal reception.
Information on using a doublet antenna, including length calculation for specific frequencies.
Suggests consulting external resources for more advanced antenna configurations.
Explains the operation of the power switch and function selector for various modes.
Details AM, AM ANL, Standby modes and band selection for optimal reception.
Describes main tuning, preselector, and RF gain for precise frequency and signal optimization.
Covers calibrator functions, S-meter, headphone jack, and Q-multiplier controls.
Provides recommended initial settings for various controls based on operation mode.
Step-by-step guides for AM, CW, and SSB reception, including tuning and adjustments.
Lists the sequence of control adjustments needed to calibrate the receiver's dial accuracy.
Instructions on installing extra crystals to expand the receiver's frequency range.
Provides a high-level understanding of the dual conversion receiver's circuitry.
Details the function of RF amplifiers and the high-frequency oscillator stages.
Explains mixer, IF stages, detector circuits, and noise limiter operations.
Details audio amplification, BFO, AGC, and S-meter circuitry for signal management.
Describes the rejection filter, calibration circuit, and power supply systems.
To Next Page
General