HP 83204A TDMA/CDPD Cellular Adapter

The HP 83204A TDMA/CDPD Cellular Adapter adds optional TDMA and/or CDPD measurement capability to the HP 8921A to provide testing of TDMA (IS-136) and/or CDPD Mobile Data Base Stations (MDBS) base station equipment. The HP 8921A retains its full capability for testing the analog performance of dual-mode TDMA base stations.

[ Features ]

Adds the following TDMA measurements to the HP 8921A:
Pi/4 DQPSK signal generator
Pi/4 DQPSK analyzer
Bit Error Rate (BER) meter
Adjacent/alternate channel power measurements
Optional CDPD Mobile Data Base Station (MDBS) test capability

[ Specifications ]

The following TDMA specifications apply when the HP 83204A 
Option 001 or 003 is operating with an HP 8921A:
TDMA Signal Generator 
Frequency Range
        824 MHz to 894 MHz
Output Level Range:
	RF In/Out:-22 dBm to -127 dBm
	Duplex:	+4 dBm to -127 dBm
Residual Error Vector Magnitude:
	<3.0%
Residual Phase Error:
	<3 degrees
Residual Magnitude Error:
	<3.0%
IQ Origin Offset:
	<-30 dBc within +/-15 degrees C of last calibration
Frequency Error:
	+/- 4 Hz plus reference

TDMA Analyzer 
Frequency Range
        824 MHz to 894 MHz
Input Level Range:
	RF In/Out:
		1 mW to 60 W (0 to +47.78 dBm)
	Antenna:
		-36 dBm to +16 dBm
Residual Error Vector Magnitude:
	< 2.0%
Error Vector Magnitude Measurement Accuracy:
	0.4% + 2% of reading
I/Q Origin Offset Accuracy:
	+/- 0.5 dB for values to -40 dBc
Frequency Error Accuracy:
	+/- 2 Hz plus reference

CDPD Specifications 
The following CDPD specifications apply when the HP 83204A 
option 002 or 003 is operating with the HP 8921A.
 
CDPD Signal Generator (at HP 8921A Duplex Out)
        Output:  
	        Level Range and Level Accuracy:  
                        Same as HP 8921A
	        Reverse Power:  
                        Same as HP 8921A 
  	        Frequency Range:
                        Same as HP 8921A
	        Frequency Accuracy:  
                        Б500Hz, typically Б50Hz
        Spectral Purity:  
    	           Spurious Signals, Adjacent Channels:  
                        <-26 dBc
	           Spurious Signals, First Alternate Channel:  
                        <-45 dBc
	           Spurious Signals, Second Alternate Channel:  
                        < 60 dBc
        Switching Speed:
                   Typically <150 msec to be within 1 kHz
Transmitter On/Off Level and Timing:
                   >15 dB down in <1msec
        Modulation Type:
                   GMSK with BT=0.5
        Modulation Accuracy:
                   <5% error in modulation index

CDPD Analyzer
        RF Frequency Range: 
                   Same as HP 8921A
        Input Level Range: 
                   Same as HP 8921A
        RF Power Measurement:
	           Accuracy:  
                        RF in/out: 5%, Б0.01 mW (at 25АБ10АC) for single
                        signal >200 mw, 10% over full temperature range
        Frequency Error Accuracy: 
                   Time base accuracy Б1 Hz
        Modulation Index Accuracy:  
                   <0.1% error in modulation index
        Adjacent Channel Power measurement floor:  
                   Typically -45 dBc
        Alternate Channel Power measurement noise floor: 
      Typically-55dBc for input levels > -34 dBm

[ Ordering ]

HP 83204A TDMA Cellular Adapter Opt 001 TDMA Cellular Adapter Opt 002 CDPD Cellular Adapter, upgradable to TDMA Opt 003 TDMA/CDPD Cellular Adapter Opt W30 Three-Year Return Repair Service Opt W50 Five-Year Return Repair Service Opt R13 CDPD Retrofit Kit for HP 83204A Opt. 001 to Opt. 003 Opt R23 TDMA Retrofit Kit for HP 83204A Opt. 002 to Opt. 003 Opt R99 CDPD Software Revision Update Kit

[ Key Literature ]