HP 83205A CDMA/CDPD Cellular Adapter

• Adds the following CDMA measurements to the HP 8921A
  
  
• Code domain power, timing, and phase analysis
  
  
• Waveform quality (rho), frequency error, and pilot time offset
  
  
• True-average power and CDMA channel power measurements
  
  
• Built-in Added White Gaussian Noise (AWGN) source for calibrated Eb/No settings
  
  
• Optional CDPD Mobile Data Base Station (MDBS) test capability

The following CDMA specifications apply when the HP 83205A 
Option 001 or 003 is operating with an HP 8921A:

CDMA Signal Generator 
Frequency Range:
	824 to 894 MHz
	(usable from 800 MHz to 1000 MHz 
        and from 4 MHz to 200 MHz with 
        degraded rho and carrier feedthrough performance)
Output Level Range:
	RF In/Out:
		-19 to -137 dBm
	Duplex Out:
		+4 to -127 dBm
Output Level Accuracy:
	RF In/Out:
		+/-2.0 dB
		Typically +/-1.0 dB
	Duplex Out:
		+/-1.7 dB
		typically +/-1.0 dB
Residual rho:
	better than 0.96, typically > 0.98
Reverse Link Source Modulation:
	OQSPK per TIA IS-95
Reverse Link Source Modulation Data:
	internal data buffer, Idle (all zeroes)
PN Offset:
	Adjustable from 0 to 511 units (1 unit = 64 chips)
Data Buffer:
	Size/length:
		5400 frames
	Modes:
		Single, Continuous Looping, and Idle
	Input Data Rate:
		9600 bps; 14,400 bps

CDMA Analyzer 
Waveform Quality Measurement(rho)
IS-95 forward or reverse link formats (QPSK or OQPSK)
Input Frequency Range:
	4 MHz to 1000 MHz
Input Level Range:
	RF In/Out:
		-10 dBm to +48 dBm
	Antenna:
		-46 dBm to +17 dBm
Rho Measurement Range:
	0.5 to 1.00
Rho Measurement Accuracy:
	< +/-0.005
Frequency Error Measurement Accuracy:
	+/-30 Hz using a measurement interval >/= 0.5 ms
Average Power Measurement
	Input Frequency Range:
		30 MHz to 1000 MHz
	Measurement Range:
		1 mW to 60 W (0 to +48 dBm)
	Measurement Accuracy:
		+/-5% +/-1 uW, at 25 degrees C +/-10 degrees C
		+/-10% +/-1 uW, from 0 degrees to 55 degrees C
Channel Power Measurement
	Input Frequency Range:
		4 MHz to 1000 MHz
	Mesurement Range:
		-10 dBm to +48 dBm
	Measurement Accuracy:
		+/- 1 dB over a range of +/- 5 degrees C
         from the temperature of last calibration

Code Domain Analyzer 
Code Domain Power Mesurement
	Input Frequency Range:
		4 MHz to 1000 MHz
	Input Level Range:
		RF In/Out:
			-10 dBm to +48 dBm
		Antenna:
			-46 dBm to +17 dBm
	Measurement Dynamic Range:
		40 dB
	Measurement Accuracy:
		+/- 0.5 dB using a measurement interval >/= 0.5 ms
	Carrier Frequency Offset Accuracy:
		+/- 30 Hz using a measurement interval >/= 0.5 ms
	Pilot Time Offset Accuracy:
		typically <500 nsec from even second
                signal to start of PN sequence
Code Domain Timing Measurement
		(Pilot to Code Channel Phase Tolerance)
	Input Level Range:
		4 MHz to 1000 MHz
	Input Level Range:
		RF In/Out:
			-10 dBm to +48 dBm
		Antenna:
			-46 dBm to +17 dBm
	Measurement Accuracy:
		+/- 10 ns using a measurement interval
                       of 1.25msand >/= 10 averages
Code Domain Phase Measurement
		(Pilot to Code Channel Phase Tolerance)
	Input Frequency Range:
		1 MHz to 1000 MHz
	Input Level Range:
		RF In/Out:
			-10 dBm to +48 dBm
		Antenna:
			-46 dBm to +17 dBm
	Measurement Accuracy:
		+/- 20 mrad using a measurement interval 
                       of 1.25 ms and >/= averages

CDMA Reference
Input Frequencies:
	19.6608 MHz, 15 MHz, 10 MHz, 9.8304 MHz,
        5 MHz, 4.9152 MHz, 2.4576 MHz, 1.2288 MHz,
        and 1 MHz
Even Second Sync Input:
	(BNC) accepts a rising edge to reset the internal
        short sequences and CDMA clocks. Periodic inputs 
        should have a period of 2 seconds and a minimum 
        pulse width of > 50 ns

CDPD Specifications 
The following CDPD specifications apply when the HP 83205A 
option 002 or 003 is operating with the HP 8921A:

CDPD Signal Generator (at HP8921A DuplexOut)
        Output:  
	        Level Range and Level Accuracy:  
                        Same as HP 8921A
	        Reverse Power:  
                        Same as HP 8921A 
  	        Frequency Range:
                        Same as HP 8921A
	        Frequency Accuracy:  
                        ±500Hz, typically ±50Hz
        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% errorin 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%, ±0.01 mW (at 25°±10°C) for single
                        signal >200 mw, 10% over full temperature range
        Frequency Error Accuracy: 
                   Time base accuracy ±1 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 -55 dBc for input levels > -34 dBm

HP 83205A	CDMA Cellular Adapter
   Opt 001	CDMA Cellular Adapter
   Opt 002      CDPD Cellular Adapter, upgradable to CDMA
   Opt 003      CDMA/CDPD Cellular Adapter
   Opt R13      CDPD Retrofit Kit for HP 83205A Opt. 001 to Opt. 003
   Opt R23      CDMA Retrofit kit for HP 83205A Opt. 002 to Opt. 003
   Opt W30      Three-Year Return Repair Service
   Opt W50      Five-Year Return Repair Service

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Related product families available online:

CDMA Cellular Phone and Infrastructure Test
CDMA-based PCS (PCN) Phone and Infrastructure Test
CDPD Cellular Infrastructure Test

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