INSTRUCTION MANUAL
Contents
1. e 4 2 3 36 6 ss 90982 TE03 37569645 FAX 03 3755 2253 TEL 03 3755 5913 FAX 03 3755 2253 No 2010112. 2 For accurate power measurements use 50ohms pure resista nce dummy load 3 The meter movements are highly sensitive Prevent mechani cal shock and vibration 4 Measuring power with a poorly matched antenna or disconne 6 Na TE cting the output of the bridge while operating may damage the 4 o meter 1 e e
3. position the meter needle Monitor PEP of the SSB signal 10W For monitoring PEP a condensor is placed into detector circuit 0 4W This function can not hold peak envelope power 9 6W SWR Fig9 1 10W 0 4W SWR Fig 1 SWR1 5 PEP a 0 SELECTOR 5 XY Mathematical verification PEP SSB 5 SWR YF Y10 70 4 a 10 704 Rf Forward Power Rr Reflected Power CAUTIONS 506 75Q 1 Use only 50ohms coax Iine for connections This will maintain the accuracy of the meter
4. DAIWA CN 101L CN 102L INSTRUCTION MANUAL PATD123836 SWR amp POWER METER METERPANELBLACK LIGHTED PAT D123842 CN 103L C DESCRIPTION average power FM DAIWA SWR amp POWER METER 2 SWR DAIWA The CN 101 Series are high quality instrument with unique fea tures which make tedious measurements of SWR and Power during antenna tests matching and tuning of transmitters a very easy task SWR and Power indicators are installed in one meter unit One scale will indicate Forward Power another scale Reflected Power and SWR is indicated at the crossing point of the 2 needles This unique feature makes it possible to read Forward Power Reflected Power and SWR all at the same time SPECIFICATIONS CN 101L CN 102L CN 103L Frequency 1 8 150 MHz 1 8 150 MHz 140 525MHz Power range Forward 15 150 1 5KW 20 200W 2KW 20W 200W Power rating Tolerance 1 5KW 1 8 60MHz 1KW 144MHz
5. 2KW 1 8 60MHz 1KW 144MHz 200W 140 525MHz 10 at full scale SWR measurement 1 1 1 oo SWR detection sensitivit Input Output impedance 4W MIN 50 ohms Input Output connectors M Type M or N Tpe Dimensions 155 W X 80 H X 100 D mm Weight 670 g SWR Cross meter 3 Range Switch Model Selector SELECTOR AVG FM Switch PEP SSB Output ANT OUTPUT ANT 50G Input TR INPUT TR Lamp Terminal DC INPUT DC13 8V SWR amp POWER METER CROSS NEEDLE METER THE LIGHT FRONT PANEL NOMENCLATURE average power FM Indicates SWR Forward and Reflected Power Used to select the power measuring range Used to select meter reading of AVG average power or monitoring of PE P Connect with 50ohms coaxial cable to antenna system Connect with 50oh
6. ms coaxial cable to transmi tter or transceiver Connect lamp terminal to 13 8VDC Power Su pply to illuminate the lamp CROSS NEEDLE SWR amp POWER METER CN 100 series OUTPUT INPUT DAI WA industru co Itd REAR PANEL OPERATION SELECTOR AVG 1 Select the Mode switch to AVG FM position Forward scale indicates Forward Power e Reflected scale indicates Reflected Power FORWARD e Effective Radiated Power To measure effective radiated power subtract Reflected power REFLECTED from Forward Power Apparent loss is only produced by impe dance mismatch and does not include cable losses 2 Monitoring P E P power Turn the Mode switch to PEP SSB position When the transmitter is operated and the switch is in the PEP
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