The PH electrode has a single cylinder that allows direct connection to the input terminal
of a PH meter, controller, or any PH device which has a BNC input terminal.
The PH electrode probe is accurate and reliable that can gives almost instantaneous readings.
Specifications
On-board MT8870 frequency decoder chip
On-board audio input interface
On-board LED lights for output state indication
PCB Size: 26.5 x 24.5 mm
SDIO 2.0, SPI, UART
32-pin QFN package
Integrated RF switch, balun, 24dBm PA, DCXO, and PMU
Integrated RISC processor, on-chip memory and external memory interfaces
Integrated MAC/baseband processors
Quality of Service management
I2S interface for high fidelity audio applications
On-chip low-dropout linear regulators for all internal supplies
Proprietary spurious-free clock generation architecture
Integrated WEP, TKIP, AES, and WAPI engines
Solutions
Supports APSD for optimal VoIP applications
Patented spurious noise cancellation algorithm for integration in SOC applications
Supports Bluetooth co-existence interface
Self-calibrated RF to ensure optimal performance under all operating conditions
Zero factory tuning
No external RF components
Specifications802.11 b/g/n
Wi-Fi Direct (P2P), soft-AP
Integrated TCP/IP protocol stack
Integrated TR switch, balun, LNA, power amplifier and matching network
Integrated PLLs, regulators, DCXO and power management units
+19.5dBm output power in 802.11b mode
Power down leakage current of <10uA
Integrated low power 32-bit CPU could be used as application processor
SDIO 1.1/2.0, SPI, UART
STBC, 1×1 MIMO, 2×1 MIMO
A-MPDU & A-MSDU aggregation & 0.4ms guard interval
Wake up and transmit packets in < 2ms
Standby power consumption of < 1.0mW (DTIM3)
1. Size:37mmx25cmx32mm/1.45''x0.98''x1.26''
2. Lots of robot projects need joystick. This module provides a affordable solution to that. Simply connect to two analog inputs, the robot is at your commands with X,Y control. It also has a switch that is connected to a digital pin. This joystick module can be easily connect to Arduino by normal IO Expansion Shield with supplied cables.
1.1-Channel relay module
2.The module can be high or low by a jumper setting trigger
With power and relay action indicator
4.The module Operating voltage 5V
5. The module uses genuine quality relay, normally open interfaces Maximum load: AC 250V/10A, DC 30V/10A
