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Icom ic pw1 - page 1
INSTR UCTION MANU AL iPW1 HF/50 MHz ALL BAND 1 kW LINEAR AMPLIFIER ...
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Icom ic pw1 - page 2
R W ARNING HIGH V OL T A GE! NEVER attach an antenna or internal antenna connector during trans- mission. This ma y result in an electrical shock or b ur n. R W ARNING! NEVER carr y the linear amplifier by yourself . At least two persons must carry the linear amplifier since it weights appro x. 25 kg (55 lb). R W ARNING! NEVER apply AC v oltage u ...
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Icom ic pw1 - page 3
IMPORT ANT ...................................................... i PRECA UTIONS ................................................. i EXPLICIT DEFINITIONS .................................. ii T ABLE OF CONTENTS .................................... ii UNP A CKING ..................................................... ii 1 P ANEL DESCRIPTION ......... ...
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Icom ic pw1 - page 4
1 1 P ANEL DESCRIPTION ■ Fr ont panel and remote controller 0 100 250 500 1K 1 .5K 0 TEMP ALC ALC ad j SWR 0 1 1.5 2 3 10 20 30 40 50 60 V D HOT I D Po 10 20 30 40 50 60 W A METER-1 METER-2 P o TEMP I D V D ALC SWR DOWN 1 .8 3 .5 7 1 0 1 4 1 8 21 24 28 50 UP ANT INPUT AUTO TRANSMIT TUNER AMP/ PROTECT POWER V ∞ 1 2 1 2 3 4 HF/ 50MHz ALL BAND 1kW ...
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Icom ic pw1 - page 5
2 1 P ANEL DESCRIPTION q PO WER SWITCH [PO WER] (p . 11) Push momentarily to tur n power ON. w TRANSMIT INDICA T OR [TRANSMIT] (p . 13) Lights green while transmitting. During transmission, a humming may sound de- pending on the output power . This is caused by the large current produced by the po wer supply and does not indicate equipment malfunct ...
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Icom ic pw1 - page 6
q OUTPUT ANTENNA CONNECT ORS [ANT1] – [ANT4] (p . 6) Accept a 50 Ω antenna with a PL-259 connector . w A CCESSOR Y SOCKET -1 [A CC-1] A CCESSOR Y SOCKET -2 [A CC-2] Enable connection to Icom e xciters (transceivers). - See the page at right for soc ket inf or mation. - The [ACC-2] sock et is connected in parallel with [A CC-1] by def ault and c ...
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Icom ic pw1 - page 7
4 1 P ANEL DESCRIPTION D A CC-1 SOCKET D A CC-2 SOCKET (w/[EXCITER] is “ 1 ” ) The f ollowing descriptions are applied when the [EXCITER] s witch is set to “ 1 ” (default). When [EX- CITER] is set to “ 1&2, ” [ACC-2] functions the same as [A CC-1] abov e for the 2nd e xciter . ACC-1 PIN NO. PIN NAME DESCRIPTION SPECIFICATIONS 1 8 V ...
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Icom ic pw1 - page 8
5 2 INST ALLA TION AND CONNECTIONS (1) Single-phase 3-wire line (200 – 240 V A C) q The green wire from the A C power cab le must be connected to the protective earth. w The blac k and white wires from the A C power cable can be connected to either terminal. *Use the appropriate AC plug if required. (2) Single-phase 2-wire line (100 – 120 V A C ...
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Icom ic pw1 - page 9
■ Gr ounding T o pre v ent electr ical shock, tele vision interference (TVI), broadcast interference (BCI) and other prob- lems, g round the linear ampli fi er through the GROUND terminal on the rear panel. F or best results, connect a heavy gauge wire or str ap to a long ear th-sunk copper rod. Make the distance be- tween the GR OUND ter minal ...
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Icom ic pw1 - page 10
■ System inter connections 1 or 2 Icom 100 W HF transceiv ers can be connected as e xciters to the IC-PW1. Non-Icom transceivers can be used, how ev er , band selection will not be synchro- nized f or each exciter . See the f ollo wing diag r ams f or making connections be- tween the IC-PW1 and an e xciter (transceiv er). See p . 5 f or AC po wer ...
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Icom ic pw1 - page 11
8 2 INST ALLA TION AND CONNECTIONS • Using 2 Icom exciter s (transceivers) The f ollowing connections also apply to trans- ceiv ers having multiple antenna connectors f or speci fi ed bands (e.g. IC-726, IC-729, etc.) IC-PW1 IC-756 Ground Coaxial cable (supplied) OPK-5 (optional) ACC cable (supplied) Remote control cable (supplied) To an antenna ...
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Icom ic pw1 - page 12
9 2 INST ALLA TION AND CONNECTIONS • Using 1 Icom and 1 non-Icom exciter s (transceivers) NO TE: The speci fi cations f or the SEND relay are 5 V DC 0.1 A. If this le vel is e xceeded, a large e x- ternal relay must be used. • Using non-Icom exciter s (transceivers) when the IC-PW1 ’ s power is OFF T o use the antenna selector of the IC-PW1 ...
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Icom ic pw1 - page 13
10 2 INST ALLA TION AND CONNECTIONS The control section of the linear ampli fi er can be sep- arated from the main body , doubling as a remote con- troller . It can be placed on the e xciter or in another conv enient place. q Disconnect the A C power cab le. w Remov e 8 screws from the sides of the linear am- pli fi er , then lift up the top cove ...
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Icom ic pw1 - page 14
■ Setting the ALC levels Bef ore fi rst applying power , make sure all connections required f or your system are complete b y referring to chapter 2. Then, reset the linear amplifier using the f ollowing procedure. NO TE: Resetting CLEARS all programmed set- tings to def ault values . q Make sure the linear ampli fi er , e xciter and auxiliar y ...
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Icom ic pw1 - page 15
12 3 OPERA TION The IC-PW1 uses CI-V frequency data f or automatic selection of the operating band. Program the e xciter ’ s address to use this capability as f ollows: F or non-Icom exciters , the IC-PW1 cannot be con- trolled using the CI-V function, so this setting is not necessar y . F or transceivers which ha v e multiple antenna con- nector ...
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Icom ic pw1 - page 16
13 3 OPERA TION CA UTION: DO NO T operate the IC-PW1 before adjusting the ALC le vels properly with the [ALC adj1] and [ALC adj2] pots. (p . 11) It takes 15 sec. f or CI-V line initial settings when se veral CI-V de vices (more than 5) are connected to a CI-V line. For IC-781 users with other Icom CI-V transceiver s: T urn the IC-781 power ON bef o ...
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Icom ic pw1 - page 17
3 OPERA TION 14 This linear ampli fi er has v ar ious protection circuits. D ALC circuit The ALC (A utomatic Lev el Control) circuit automati- cally limits RF output power b y controlling the input le vel of the e xciter . This prev ents transmission of dis- tor ted signals when the input signal lev el e xceeds the allow able le vel. The ALC activ ...
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Icom ic pw1 - page 18
4 MAINTENANCE 15 PROBLEM POSSIBLE CAUSE SOLUTION REF. Power does not come on when the [POWER] switch is pushed. • Cable connection is faulty. • The circuit breaker is turned OFF. • Check the connection and connection cable pins. • Check for the cause, then turn the circuit breaker ON. pgs. 7 – 9 p. 3 Sensitivity is low. • The antenna is ...
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Icom ic pw1 - page 19
5 SPECIFICA TIONS 16 ■ General • F requency cover age: 0 1.800 – 0 1.999 MHz 0 3.500 – 1 3.999 MHz 0 7.000 – 1 7.300 MHz 10.100 – 10.150 MHz 14.000 – 14.350 MHz 18.068 – 18.168 MHz 21.000 – 21.450 MHz 24.890 – 24.990 MHz * 1 28.000 – 29.700 MHz * 1 50.000 – 54.000 MHz * 1 The U .S.A. v ersion can only be used the antenna tun ...
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Icom ic pw1 - page 20
6-9-16 Kamihigashi, Hirano-ku, Osaka 547-0002 J apan A-5449G-1EX- w Printed in Japan © 1997 Icom Inc. Count on us! ...
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