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Owner's Manual
DE19K2/9K6
Modem
(G3RUH compatible 19,200/9,600 baud)
Kantronics
RF Data Communications Specialists
1202
23rd
E.
Street, Lawrence, Kansas 66046
Order number
(913) 842-7745
Service I Technical Support
9 am - noon, 2 pm
-
FAX number (913) 842-2021
BBS number
(913) 842-4678
5 pm
8 am Central Time, Monday-Friday; All Day Weekends
-
(913) 842-4476
5 pm Central Time, Monday-Friday
300/1200/2400,N,8, 1
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Summary of Contents for Kantronics DE19K2/9K6
- Page 1 Owner's Manual DE19K2/9K6 Modem (G3RUH compatible 19,200/9,600 baud) Kantronics RF Data Communications Specialists 1202 23rd Street, Lawrence, Kansas 66046 Order number (913) 842-7745 Service I Technical Support (913) 842-4476 9 am - noon, 2 pm 5 pm Central Time, Monday-Friday...
- Page 2 We have attempted to make this manual technically and typographically correct as of the date of the current printing. Production changes to the DE19K2/9K6 may add errata or addendum sheets. We solicit your comments and/or suggested corrections. Please send to Kantronics Co., Inc., 1202 E. 23rd Street, Lawrence, KS 66046.
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Page 3: Table Of Contents
EY E Diagrams ........................10 Bit Error Rate Test (BERT) ..................Parts List Parts Layout @ Copyright 1991, Kantronics Co., Inc. All Rights Reserved.. DE19K2/9K6 Modem Duplication of this manual without permission of Kantronics Co., Inc. is prohibited. June 10, 1991... -
Page 4: Limited Warranty
God or damages incurred in shipping due poor packaging. Kantronics shall not be held liable in the event the defect is found to be caused by improper parameter settings which cleared by perf orming a hard reset. -
Page 5: Return/Repair Procedures
Consult the limited warranty policy in this manual for the service provisions offered by Kantronics at no charge. This warranty is considered to be in force only when the customer has submitted a completed warranty registration within 10 days of purchase, and when the stipulations of the warranty have been met. -
Page 6: Radio Frequency Interference Statement
5. Interconnecting cables appearing to act as radiators or antennas should be looped through a toroid. Be certain toroids, if used, are designed for the frequency in use. If:> Copyright 1991, Kantronics Co., Inc. All Rights Reserved. DE19K2/9K6 Modem Duplication of this manual without permission of June 10, 1991 Kantronics Co., Inc. -
Page 7: General
The DE19K2/9K6 modem is a Direct Frequency Shift Key (DFSK) modem capable of operating at either 9600 or 19,200 baud. The pc board is designed to plug into either port of a Kantronics Data Engine, and it is compatible with the G3RUH DFSK format at 9600 baud. - Page 8 D4-10 generates 10 KHz deviation, as mentioned above. For 19,200 operation of the DE19K2/9K6 with another radio, a deviation of 10 KHz is ARR L reco=ended and a channel bandwidth of 100 KHz is required. The...
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Page 9: Installation Of The De19K2/9K6 Modem
20 pin header labeled B_BUS2 or A_BUSl. Carefully align the plugs on the bottom of the DE19K2/9K6 board with the pins on the appropriate disconnect headers. You must also align the BUS connector carefully with the connector at the front of the DE19K2/9K6 modem. -
Page 10: Connecting To Your Radio
Connecting to Your Radio When installed in a Data Engine (DE), the DE19K2/9K6 configures the DE rear panel DB-15 connector according to the following chart. DB-15 Function -Applies a ground when transmitting Receive data - Data from your radio Transmit data -Data from the modem to the radio... -
Page 11: Jumpers On The De19K2/9K6 Modem
Carrier detect, off 9600; on 19,200 Output (analog/TTL) (9600-center post and A, 19,200 -center post and B) JP14 For normal use the jumpers on the DE19K2/9K6 modem are set in the positions indicated: JPl - JP4 Center post and A... -
Page 12: Adjustments
The DE19K2/9K6 modem provides a potentiometer (R18) for adjusting the proper drive level to your radio. If you are using the Kantronics DVR 2-2 or D4-10 radio, should be placed on one post only, placing a 4 7K ohm resistor in series... -
Page 13: Eye Diagrams
5 ofU2. You can now observe the received "eye" pattern from the other station. The transmitting station should adjust his jumpers JPl through JP4 such that your received eye pattern has the best convergence. e Copyright 1991, Kantronics Co., Inc. All Rights Reserved. DE19K2/9K6 Modem Duplication of this manual without permission of... -
Page 14: Bit Error Rate Test (Bert)
Bit Error Rate Test (BERT) The DE19K2/9K6 modem incorporates a BERT mode, allowing Bit Error Rate testing. use this feature, first power up your Data Engine and then place jumper JP5 on the center post and B to generate all Os, or on just one post to generate all ls. - Page 15 SIP 3PSIH RSIPlA IOK x9 SIP 2PSIH R SIPIF 10Kx9 SIP 2PSIH e Copyright 1991, Kantronics Co., Inc. All Rights Reserved. DE19K2/9K6 Modem Duplication of this manual without permission of June Kantronics Co.1 Inc. is prohibited. 10, 1991...
- Page 16 74HC14AN 4029 74HC14AN ZN429E-8 74HC14AN 27C256 74HC14AN 4029 74HC14AN 74HC590 74HC14AN LM78L05 2.4576MHz 4,9152MHz @Copyright 1991, Kantronics Co., Inc. All Rights Reserved. DE19K2/9K6 Modem Du plication of this manual without permission of June 10, 1991 Kantronics Co., Inc. is prohibited.
- Page 17 DE19K2/9K6 Parts Layout ©Copyright 1991, Kantronics Co., Inc. All Rights Reserved. DE19K2/9K6 Modem Duplication of this manual without permission of Kantronics Co., Inc. is prohibited. June 1 o, 1991...
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