AKK 331 VRX – 5.8GHz FPV AV Receiver Module for goggles and FPV monitor/ 351 FPV Transmitter Module for Racing Drone DIY Build




Brand Name: akk

Origin: Mainland China

Material: PCB

RC Parts & Accs: Receivers

For Vehicle Type: Airplanes

Use: Vehicles & Remote Control Toys

Upgrade Parts/Accessories: RX

Remote Control Peripherals/Devices: Receivers

Tool Supplies: soldering

Model Number: K331

Four-wheel Drive Attributes: Assemblage

331 Receiver Module:

product features´╝Ü
POWER SUPPLY´╝Ü+3.3~5.0V, Current Consumption´╝Ü200mA , Max

For fpv receiver for goggles and monitors.

For DIY hobby fan and hams.

Support audio and SPI.


Suitable for fatshark goggles.

Current Consumption´╝Ü200mA , Max
Operating Temperature´╝Ü-10~+65 ┬║C
Storing Temperature´╝Ü-30~+85 ┬║C
Operating humidity´╝Ü85%RH

Receiving frequency range´╝Ü5645 ~ 5945MHz
Voltage Standing Wave Ratio´╝Ü2:1
Demodulation system´╝ÜFM/PLL
ANT. input impedance´╝Ü50╬ę, Typ.
LO Frequency stabilization´╝Ü┬▒100kHz
LO Frequency Precision´╝Ü┬▒100kHz
LO Control´╝ÜPLL
Input LO Leak´╝Ü-55dBm
Receiving Sensitivity´╝Ü-93dBm
Input Level Range´╝Ü-93 dBm ~+5 dBm

Video Characteristics´╝Ü
Video Output impedance´╝Ü75╬ę, Typ.
Video Output Level´╝Ü1Vp-p, Typ.
Video Polarity´╝ÜNEGATIVE
Video Frequency Respone´╝Ü┬▒5 dB, Max. 50Hz ~ 6MHz
Differential Gain´╝Ü┬▒5 %, Max
Differential Phase´╝Ü┬▒5 Deg., Max
S/N´╝Ü38dB, Min

Audio Output impedance´╝Ü2K╬ę, Typ.
Audio Output Level´╝Ü1┬▒0.2Vp-p, Typ.
Audio Output Frequency Range´╝Ü100Hz ~ 20kHz
Audio carrier´╝Ü6.5MHz(AL)
Audio carrier precision´╝Ü┬▒30kHz
S/N (50Hz ~ 15kHz): 50dB, Min
THD´╝Ü(50Hz ~ 15kHz, 3 Vp-p): 1.5 %, Max
Audio input voltage´╝Ü1.0Vp-p┬á, 1KHz

Package Included:
1 x 331 Receiver Module

Product shows:

351T 5.8GHz 40CH FPV Transmitter Module:


Supply voltage: 5v.

Impedance: 75 ¤ë.

Audio input voltage´╝Ü1. 0vp-p.

Tx power: 25mw/200mw/600mw.

Suitable for fpv goggles.


Modulation type´╝Ü FM
Transmitter Frequency: 5645-5945MHz
Temperature: -10Ôäâ ~ +60Ôäâ
Video input voltage´╝Ü1.0Vp-p,150 (IRE)
Audio input voltage´╝Ü1.0Vp-p´╝łsine wave signal´╝ë 1KHz
Supply Voltage: 5V
Current Consumption: 600mW: 500-560mA
200mW: 300-360mA
25mW: 190-230mA
Input Impedance: 75 ╬ę
Peak Deviation: 1.2 MHz
Tx Power: 600mW: 26-28dBm
200mW: 22-24dBm
25mW: 13-15dBm
Audio subcarrier Level: -26- -30 dBc

Package Include:

1 x 351T transmitter module

AKK 331 VRX, AKK 2.0Omm 351TX-V1.O PAegV3

AKK 2.0Omm 351TX-V1.O PAegV3 1.9Omm Video 65M 19.1Omm CS2 GND csI +5V2.54mm 2.54mm .

AKK 331 VRX - 5.8GHz FPV AV Receiver Module

AKK 331 VRX, Pin NO Function 3V3 OUT (MAX-ZOOMA) GND 7

Pin NO Function 3V3 OUT (MAX-ZOOMA) GND 7-0*3V3 13-GND +3.3-+SVNN 6-VIDEO 12-ANT GND Audio 6.SM NN 5-6.5M 11-GNd Vidoe IN 03V1 CTRL POWER 4-GND 10-CS2 CSO (DATA) 3-5V 9-CS1 CS1 (LE) 10 CS2 (CLK) 2-GND 8-CSO 11 GND 1-3

AKK 331 VRX, Application Circuit AnT CS2 10 Csi VIDEO AUDIO CSO

Application Circuit AnT CS2 10 Csi VIDEO AUDIO CSO 0 JvJ Lm7805 01 IN Out 5819(SS14) GND 5 JVJ-Out C9 C6 470u/10v 47ou/10v

AKK 331 VRX, Specifications: POWER SUPPLY:+3.35.0V Current Consumption:

Note: if you have any question or problem after you receive the parcel, please kindly contact with me firstly , I am a good and honest seller, surely can solve well for you, do not leave us the negative feedback, thanks.

Additional information


351TX, 331RX


There are no reviews yet.

Be the first to review “AKK 331 VRX – 5.8GHz FPV AV Receiver Module for goggles and FPV monitor/ 351 FPV Transmitter Module for Racing Drone DIY Build”

Your email address will not be published. Required fields are marked *