Abracon | NEL Rackmount Frequency Reference Appliances

NEL Rackmount Frequency Reference Appliances

NEL phase noise reference appliances are perfect for signal testing applications, including 5G device testing, digital AM radio stations, microwave, and radar. They significantly improve the phase noise of incoming reference signals and are ideal for bench or rackmount applications.

NEL Appliances
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Rackmount Frequency Reference Appliances with Internal Reference

These rack mounted Frequency Reference Appliances are ideal when no reference frequency is available. They use internal OCXOs to generate multiple output references.

No Input Reference
Series Size Outputs Stability Output
Phase Noise		 dBc/Hz
@0.1Hz		 dBc/Hz
@1Hz		 dBc/Hz
@10Hz		 dBc/Hz
@100Hz		 dBc/Hz
@1kHz		 dBc/Hz
@10kHz		 dBc/Hz
@100kHz
2048A 19" Rack
Mount 1U		 10MHz,
100MHz,
800MHz		 2ppb 10MHz
100MHz
800MHz		 -89
 
  		-120
 
  		-150
-120
-100		 -162
-130
-110		 -165
-160
-140		 -168
-175
-155		 -170
-180
-160
1950A 19" Rack
Mount 1U		 10MHz,
100MHz,
300MHz,
1.2 GHz		 2ppb 10MHz
100MHz
300MHz
1.2GHz		 -89
 
 
-47		 -120
 
 
-78		 -150
-120
-108
-106		 -162
-130
-118
-108		 -165
-160
-148
-140		 -168
-175
-163
-154		 -170
-180
-168
-155

Rackmount Frequency Reference Appliances with External Input Reference

NEL's low-phase noise reference appliances are perfect for signal testing applications, including 5G device testing, digital AM radio stations, and radar. They significantly improve the phase noise of incoming reference signals, can use multiple input references, and provide multiple output reference options.

Input Reference
Series Size Inputs Outputs Holdover Phase Noise
Reduction		 Output
Phase Noise		 dBc/Hz
@10Hz		 dBc/Hz
@100Hz		 dBc/Hz
@1kHz		 dBc/Hz
@10kHz		 dBc/Hz
@100kHz
2030B 19" Rack
Mount 1U		 1PPS, 10MHz 1PPS, 10MHz, 100MHz 20 us,
8 Hours		 50 dB 10MHz
100MHz		 -145
-125		 -157
-132		 -162
-163		 -170
-177		 -172
-180
2046A 19" Rack
Mount 1U		 1PPS, 10MHz 1PPS, 10MHz, 100MHz 20 us,
8 Hours		 50 dB 10MHz
100MHz		 -145
-125		 -157
-132		 -162
-163		 -170
-177		 -172
-180
1907A 19" Rack
Mount 1U		 1PPS, 10MHz 10MHz, 10MHz 20 us,
8 Hours		 50 dB 10MHz
10MHz		 -148
-145		 -158
-152		 -168
-163		 -170
-168		 -172
-170
1826a 19" Rack
Mount 1U		 1PPS, 10MHz 10MHz, 100MHZ, 1GHz 20 us,
8 Hours		 50 dB 10MHz
100MHz
1GHz		 -145
-125
-105		 -157
-132
-112		 -162
-163
-142		 -170
-177
-158		 -172
-180
-160
1929B 19" Rack
Mount 1U		 1PPS, 10MHz 10MHz, 1.2GHz 20 us,
8 Hours		 50 dB 10MHz
1.2GHz		 -150
-106		 -162
-108		 -165
-140		 -168
-158		 -170
-158
2309A 19" Rack
Mount 1U		 1PPS, 10MHz 1PPS, 10MHz, 160MHz 20 us,
8 Hours		 40 dB 10MHz
160MHz		 -145
-122		 -157
-130		 -162
-160		 -170
-170		 -172
-175
1909A 19" Rack
Mount 1U		 1PPS, 5MHz 5MHz, 100MHZ, 1GHz 20 us,
8 Hours		 50 dB 5MHz
100MHz
1GHz		 -150
-125
-105		 -162
-132
-112		 -165
-163
-142		 -168
-177
-158		 -170
-180
-160
2138A 19" Rack
Mount 1U		 GNSS, 1PPS, 10MHz 100MHz, PPS RS422
and PVT message 		20 us,
8 Hours		 100MHz -125 -135 -160 -180 -185
1947a 19" Rack
Mount 2U		 GNSS, 1PPS, 10MHz 100MHz 20 us,
8 Hours		 100MHz -136 -145 -158 -170 -172
2115A 19" Rack
Mount 2U		 10MHz 500MHz, 1GHz, 2GHz,
3GHz, 4GHz, 5GHz,
6GHz, 7GHz, 8GHz		 500MHz
1GHz~8GHz		 -100
*		 -127
  		-153
  		-168
  		-173
 

*Degraded 20 LogN + 3dB from values of internal 500 MHz reference.

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