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Model 2016-25
Instruction Manual
Downconverter
July 2022, Rev. M
MODEL 2016
DOWNCONVERTER
F = 2250.000
MENU
C
T
ROSS
ECHNOLOGIES INC.
G = +10
EXECUTE
ALARM
REMOTE
POWER
Data, drawings, and other material contained herein are proprietary to Cross Technologies, Inc.,
but may be reproduced or duplicated without the prior permission of Cross Technologies, Inc.
for purposes of operating the equipment.
When ordering parts from Cross Technologies, Inc., be sure to include the equipment
model number, equipment serial number, and a description of the part.
C
T
ROSS
ECHNOLOGIES, INC.
6170 Shiloh Road
Alpharetta, Georgia 30005
(770) 886-8005
FAX (770) 886-7964
Toll Free 888-900-5588
WEB www.crosstechnologies.com
E-MAIL info@crosstechnologies.com
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Summary of Contents for Cross Technologies 2016-25
- Page 1 POWER Data, drawings, and other material contained herein are proprietary to Cross Technologies, Inc., but may be reproduced or duplicated without the prior permission of Cross Technologies, Inc. for purposes of operating the equipment. When ordering parts from Cross Technologies, Inc., be sure to include the equipment model number, equipment serial number, and a description of the part.
- Page 2 All Cross Technologies, Inc. products are warranted against defective materials and workmanship for a period of one year after shipment to customer. Cross Technologies, Inc.’s obligation under this warranty is limited to repairing or, at Cross Technologies, Inc.’s option, replacing parts, subassemblies, or entire assemblies. Cross Technologies, Inc. shall not be liable for any special, indirect, or consequential damages.
- Page 3 1.1 Equipment Description The 2016-25 Downconverter converts 2000 to 2500 MHz to 70 ± 18 MHz in 1 MHz step (0.5 MHz to 1 kHz step options available) with low group delay and flat frequency response. Synthesized local oscillators (LO) provide frequency selection.
- Page 4 125 kHz Step Size - X1004 1 kHz Step, includes Option -H Connector/Impedance See Table 2.2 - PG 10 Cross Technologies, Inc. 2015 *+0 to +50 degrees C; Specifications subject to change without notice. 2016-25 Manual, Rev. M Page 4 07/18/22...
- Page 5 A) Remote serial interface Protocol: RS-232C, 9600 baud rate, no parity, 8 data bits, 1 start bit, and 1 stop bit. (RS-232C, RS-422, or RS-485 - option -Q) M&C Cable Diagram - Cross Technologies Frequency Converters Male DB-9 Female DB-9 2015/16/17 M&CPort...
- Page 6 B) Status Requests Table 1.1 lists the status requests for the 2016-25 and briefly describes them. PLEASE NOTE: The two character {aa}(00-31) prefix, in the table below, should be used ONLY when RS-485, (OPTION-Q), is selected. TABLE 1.1 2016-25 Status Requests TABLE 1.1 2016-25 Status Requests...
- Page 7 C) Commands Table 1.2 lists the commands for the 2016-25 and briefly describes them. After a command is sent the 2016-25 sends a return “>” indicating the command has been received and executed. General Command Format - The general command format is {aaCND...}, where:...
- Page 8 G. Top Cover - There are no serviceable parts inside the product so, the Top Cover should not be removed. If the Top Cover is removed the ground strap and associated screw MUST BE REINSTALLED prior to Top Cover screw replacement. FAILURE TO DO this may cause INGRESS and/or EGRESS emission problems. 2016-25 Manual, Rev. M Page 8 07/18/22...
- Page 9 2.1 Mechanical The 2016-25 consists of one RF/Controller PCB housed in a 1 RU (1 3/4 inch high) by 16 inch deep chassis. A switching, ± 12, +24, +5 VDC power supply provides power for the assemblies. The 2016-25 can be secured to a rack using the 4 holes on the front panel.
- Page 10 10 MHz reference output, 0 ±3 dBm,. 10 MHz external reference input 75Ω BNC female connector. 0 ± 3 dBm, 75 ohms, BNC female connector. FIGURE 2.2 2016-25 Downconverter Rear Panel Inputs/Outputs Table 2.1 J10 Pinouts (RS-485/RS-422/RS-232C)* Table 2.1 J10 Pinouts (RS-485/RS-422/RS-232C)* Description Rx+ (RS-232C)
- Page 11 Menu items when in controls which values are being program mode. Does not function in adjusted. Does not function in the the normal display mode normal display mode FIGURE 2.3 2016-25 Front Panel Controls and Indicators 2016-25 Manual, Rev. M Page 11 07/18/22...
- Page 12 2.4 Installation / Operation 2.4.1 Installing and Operating the 2016-25, Downconverter Section 1. Connect a -70 dBm to -20 dBm signal to RF In, J2 (Figure 2.2) 2. Connect the IF OUT, J1, to the external equipment 3. Connect 100-240 ±10% VAC, 47 - 63 Hz to AC on the back panel.
- Page 13 If programming is initiated and no operator action takes place for approximately 12 seconds (before the final press of the Menu/Execute switch) the display will revert to its previous status and you will need to start over. 2016-25 Manual, Rev. M Page 13 07/18/22...
- Page 14 A. During frequency, gain changes, the vertical movement will raise or lower the selected number in the direction of the arrows. B. For other functions, the vertical switch will alternately turn the function on or off regardless of the direction operated. 2016-25 Manual, Rev. M Page 14 07/18/22...
- Page 15 Selecting Y will save the new settings. Selecting N will revert to the previous settings. Pushing the Menu/Execute switch then takes you to the default display: F=2350 G=+00 Figure 2.5 shows all the menu items and how to make changes. 2016-25 Manual, Rev. M Page 15 07/18/22...
- Page 16 Selecting Y will save the new settings. Selecting N will revert to the previous settings. Pushing the Menu/Execute switch then takes you to: F = 2250.000 G = +30.0 Figure 2.5 gives the menu items and how to make changes 2016-25 Manual, Rev. M Page 16 07/18/22...
- Page 17 (RS485 only) (option Q) SCROLL PUSH BUTTON Save? When “R” is selected from SAVE SETTINGS? any menu above, or at the end SCROLL <> PUSH BUTTON FIGURE 2.5 Menu Display and Sequence 2016-25 Manual, Rev. M Page 17 07/18/22...
- Page 18 ROSS ECHNOLOGIES, INC. 6170 Shiloh Road Alpharetta, Georgia 30005 (770) 886-8005 FAX (770) 886-7964 Toll Free 888-900-5588 WEB www.crosstechnologies.com E-MAIL info@crosstechnologies.com Printed in USA • 2011 2016-25 Manual, Rev. M Page 18 07/18/22...
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