Icom IC-730 - User Manual

General specifications including semiconductors, frequency coverage, and physical attributes.

Transmitter specifications including RF power, emission modes, and output characteristics.

Receiver specifications including receiving system, sensitivity, and selectivity.

Covers all Amateur HF frequencies, multiple modes, and solid-state design for 100W output.

Details ICOM DFM and up-conversion systems for enhanced receiver performance and selectivity.

Allows adjustment of IF pass-band center frequency to eliminate interference and improve reception.

Features dual digital VFOs with selectable tuning resolutions and split transmit/receive operation.

Allows storage and recall of frequencies and lists built-in convenience circuits like Noise Blanker.

Instructions for carefully removing the transceiver from its carton and checking for shipping damage.

Guidelines for optimal placement, ventilation, and mobile installation considerations.

Details power supply requirements and connecting DC for memory back-up.

Importance of antenna, grounding, microphone, CW key, and speaker connections for operation.

Guidelines for headphones, cooling fan operation, and general safety cautions for installation.

Detailed description of all controls and indicators located on the front panel of the IC-730.

Details of controls located beneath the access cover, such as Speech Processor and VOX controls.

Explains the various connectors and their functions on the rear panel for antennas, power, and accessories.

Comprehensive guide on tuning, frequency display, VFOs, and RIT controls for accurate operation.

Detailed instructions for receiving and transmitting in Single Sideband (SSB) mode, including AGC and PTT.

Instructions for receiving and transmitting in Continuous Wave (CW) mode, including side-tone and semi break-in.

Detailed instructions for AM mode, plus other operations like WWV reception and satellite communication.

Covers frequency alignment, transverter, and linear amplifier connections.

Describes the low-pass filter, VSWR detection, RF preamplifier, mixer, and IF amplifiers.

Explains the second IF, main unit, and detector unit's components and functions.

Details the PA, Logic, Display, and PLL units including their respective components and functions.

Explains the premix, band-pass filter, and voltage regulator units in the circuit.

Illustrates the top view and RF unit, identifying major components and adjustment points.

Displays bottom view components, LPF/ACC boards, and the PA unit with its transistors.

Shows internal views of the 2nd IF, Logic, and Display units with key components identified.

Provides a table of common problems, their possible causes, and solutions for the IC-730.

General cautions regarding microcomputer control, power cycling, and memory switch initialization.

Optional AC power supplies, speakers, microphones, and headphones for enhanced operation.

Optional mounting bracket, linear amplifier, filters, and specialized units for expanded functionality.