User's Manual
    PSR78 Repeater 
    User Manual V0.1 
Page | 19   
7. Specifications 
7.1 Electrical Specifications 
Parameters 
Specifications 
Remark 
Frequency 
SMR700 UL 
793 ~ 805MHz (BW: 12MHz) 
SMR700 DL 
763 ~ 775 MHz (BW: 12MHz) 
SMR800 DL 
851 ~ 869 MHz (BW: 18MHz) 
SMR800 UL 
806 ~ 824 MHz (BW: 18MHz) 
Port 
2Donor, 2Server 
Composite Output Power 
+36 dBm 
700 + 800 MHz 
Gain Ripple 
DL / UL   
≤±1.5 dB p-p 
700 + 800 MHz 
Gain 
(DL / UL) 
Maximum 
90 dB 
Range 
30 dB 
Step 
0.5 dB 
Tolerance 
≤1 dB 
Input 
SMR700 UL 
-60 ~ -30dBm 
SMR700 DL 
-60 ~ -30dBm 
SMR800 DL 
-60 ~ -30dBm 
SMR800 UL 
-60 ~ -30dBm 
Channel Type 
Public Safety Multiple Channel 
Modulation Type 
iDEN 
Roll Offs 
DL / UL 
≥65 dBc 
@ 0.5 MHz outside 
  pass band 
Adjustable 
Band Edge 
SMR700 DL/UL 
Resolution: 250kHz 
(Filter Download function.) 
250 kHz steps Size. 
SMR800 DL/UL 
OIP3 
DL / UL 
≥  50 dB 
@ Gain 90 dB/60 dB 
IMD 
DL / UL 
≥  40 dBc @ +30dBm total. 
Max Output Power @ 2Tone/1MHz 
At least FCC Rule   
(-13dBm) 
VSWR 
DL / UL 
≤  1.5: 1 
RF  Spurious 
Emission 
DL / UL 
≤  -13 dBm 
Noise Figure 
UL   
≤  5 dB @max gain 
( UL-Only) 
Delay 
DL / UL 
≤  8 us@ Standard Product. 
Special Request It will 
be increase. 
Impedance 
50 Ohms 










