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Owner's  Manual 

DE1200 Modem 

Kantronics 

RF Data Communications Specialists 

1202 E. 23rd 

Street,  Lawrence,  Kansas 

66046 

Order number 

(913) 

842-7745 

Service number 

(913) 

842-4476 

BBS number 

(913) 

842-4678 

am 

• 

noon, 

pm 

• 

pm Central Time,  Monday.Friday 

Summary of Contents for DE1200

Page 1: ...Modem l Kantronics RF Data Communications Specialists 1202 E 23rd Street Lawrence Kansas 66046 Order number 913 842 7745 Service number 913 842 4476 BBS number 913 842 4678 9 am noon 2 pm 5 pm Centra...

Page 2: ...ddendum sheets We solicit your comments and or suggested corrections Please send to Kantronics Co Inc 1202 E 23rd Street Lawrence KS 66046 Printed in the U S A Copyright 1990 by Kantronics Co Inc 1202...

Page 3: ...ut Level 6 Equalization 6 Interfacing the DE1200 to Hand Held Radios 6 ICOM hand helds 6 Kenwood hand helds 7 Yaesu hand helds 7 Other hand helds 7 Watchdog Timer 7 Data Carrier Detect 8 V 23 Modifica...

Page 4: ...of incidental or consequential damages so the above limitation or exclusion may not apply to y ou In order to enforce the rights under this limited warranty the purchaser should mail ship or carry th...

Page 5: ...repairs appear necessary it may be wise to call or write Kantronics to determine if the problem can be solved without returning the unit Should you encounter difficulty in getting your Modem to opera...

Page 6: ...moving to the world of digital communications via computers a new dimension ofRFI may be encountered In spite of the equipment manufacturers diligence each new piece of electronic equipment will react...

Page 7: ...le the Data Engine Refer to the Data Engine manual for details After the Data Engine PC board is removed from the case place the circuit board on a static free surface with the LEDs facing you Near th...

Page 8: ...udio directly from the discriminator of your radio Ifyou are using audio from an external speaker jack refer to the Equalization section of this manual A typical connection to a VHF radio when using t...

Page 9: ...enter post and N Partial equalization can be selected by placing the jumper on the center post and P and full equalization is selected by removing the jumper If you are using audio directly from the d...

Page 10: ...nter pin and the pin marked NOR the AFSK output from the modem is connected to ground through a lOK ohm resistor This will cause many hand held radios to key the transmitter Moving the jumper to the c...

Page 11: ...nector pin 12 on the DE1200 external modem header You may choose to have your radio supply the squelch signal ground active or you may have some external circuitry provide a carrier detect The DE1200...

Page 12: ...N914 R37 lOK CR2 1N914 R38 5 6K CR3 1N914 R39 2 2K CR4 1N914 R40 82K CR5 1N914 R41 2 2K CR6 1N4003 R42 4 7K CR7 1N914 R43 lOOK CRB 1N914 R44 lOK EXTl 20P_DIHS R45 lOOK INTl 20P J IHS R46 220K Jl aP_sm...

Page 13: ...CQ I 1 o c o I LO r c I cn I en C 1 _co 1 61 o en u I I I o o o C 1 C24 I I I I I 0 o 1 PDl o u I 0 I R44 I 1 I 0 i s__ SP2 0 1 R T R R 4 4 SP1 u C25 c R48 L R49 U6 D CR7 C27 UB I I I I LO I R50 V n R...

Page 14: ...l I I I ICI 11 11 H 1111 1 era 111 lr 6 ai CJL l 1111 11 H Pll II 1411CH HllCa4 lftll U l l 11 LKtHCI I 14C LIOClllCM SY 1 4HC04 UK J LMUI t LUJI UI LMJH IAJID ux Tlll4 3 j_90 IATU B KERNS Cll Cl 01 I...

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