i think that it should i get more signal and range but i don't what's the problem,

my old system was

APP :OmniTIK 5GHz
CPE :sxt 5GHz
signal to noise more than 40 db at mode A and ccq 100%
-----------
my new system
APP : NetMetal 5 RB921UAGS-5SHPacD-NM + DualOmni 5GHz, 13dBi AirMax Dual Omni AMO-5G13
CPE: same old CPE device sxt 5GHz

signal to noise less than 25 db at mode A and ccq 75%
-----------------
Note: old and new app with same configuration , same place and same position

that's my configuration :

APP:

/interface wireless
set [ find default-name=wlan1 ] default-forwarding=no disabled=no \
disconnect-timeout=15s frequency=5280 hw-retries=15 mode=ap-bridge \
radio-name=smartnet5g rate-set=configured rx-chains=0,1 ssid=smartnet5g \
supported-rates-a/g=6Mbps,9Mbps,12Mbps,18Mbps,24Mbps tx-chains=0,1 \
wds-default-bridge=bridge1 wds-ignore-ssid=yes wds-mode=static \
wireless-protocol=nstreme
/interface wireless nstreme
set wlan1 disable-csma=yes enable-nstreme=yes framer-limit=4000 framer-policy=\
best-fit


CPE :

/interface wireless
set [ find default-name=wlan1 ] disabled=no disconnect-timeout=15s frequency=\
auto hw-protection-mode=rts-cts hw-retries=15 mode=station-wds \
proprietary-extensions=pre-2.9.25 radio-name=hrkl rate-set=configured ssid=\
smartnet5g supported-rates-a/g=6Mbps,9Mbps,12Mbps,18Mbps,24Mbps \
wireless-protocol=nstreme wmm-support=enabled
/interface wireless nstreme
set wlan1 enable-nstreme=yes
-----------------------------------------

please help