Learn and research amateur radio, science, chemistry, biology, physics, math, astronomy, electronics, and much more. PORTAL to. Over the last several years the company originally known as the Land Mobile Radio Division of General Electric Company has been sold several times. USB CIV Icom Interface Connecting your Icom radios to your computer has never been easier Icom ICF7000 and ICF8101 Programming for Amateur Radio Service ALE Nets, Selcall, and Interoperability HF Communications, HF Network, Ham Radio. Windows 8 Continued 3. DRIVER INSTALLATION i After the installation has completed, click Finish. Click o Connect the USB cable between the transceiver. Comms from Europe Win a CB prize bundle Scanning Scene New digital mode scanner. WIN A bhi noise eliminating module Incorporating Short Wave Magazine Radio Active. SX 2. 8 NOTES1. 94. Engineering Production ChangesThe following changes are not necessarily shown on the schematic. ManualFront panel paint changed to medium black end of 1. SN. seen with gray panel, H 1. SN seen with black panel, H 1. Only 2. 6 serial numbers separate this particular change, dating it to Dec. Upper Panel to Cabinet mounting screws flanking main tuning dial are. SN H 1. 24. 23. 0 1. Interestingly, even the earliest cabinets. Cathode Return Bypass C8. RF Gain. control which was moved from chassis mounting to panel mounting before SN H 1. IF Amplifier Cathode Resistance Early in. IF Amplifier. 6. 00 ohms is. Bands 1 and 2. 2. Bands 3 thru 6. Probably to increase the gain slightly on Bands 1 and 2 to compensate. RF Amplifier on these bands. Autodesk Mechanical Desktop 5 Power Pack. Probably installed by late 1. AVC Amp input source moved to Mixer Plate. ANL Noise Amp changed to 6. AB7, design of T5 changed to variable. CH3 replaced with wave trap CH4 C5. ANL input moved to Mixer Plate, C3. C3. 7 changed from 1. R2. 4 changed from 5. K. to 1. 00. K, SW5 changed from SPST to DPST ANL switch, shielded cables to SW5 all part of. Lamb Noise Silencer circuit 1. Hex screws used to mount front end coil chassis changed to Phillips head. Red Indicator Set Points on Main Tuning Dial for correct Band. Spread Dial calibration Early dials may have had defective ink used for the. Many early SX 2. BS indicators, however. By 1. 94. 1, the red ink formula was probably changed as the. BS indicators is normally not encountered after SN. H 1. 28. 00. 0. C3. C3. 0 and C2. 9 Xtal Filter compensation changed from compression. Front end trimmers in RF2 and Mixer stages changed from air trimmers to. ANL wave trap CH4 C5. T3 trimmers changed from air trimmers to ceramic trimmers last IF. New manual still dated 1. Selling price increased to 1. QST 9 4. 1Gear driven Bandspread changed to dial cord mid to late 1. SN H 1. 30. 17. 0 but is cord driven by H 1. NOTE The WWII military ANGRR 2. SX 2. 8A models used the gearbox driven bandspread dial 1.