Jessica Jackson

Jessica Jackson
Member since Dec 4, 2019

by Jessica Jackson on Aug 4, 2020

Computers and Technology

6 Views

The Frsky D8R-XP 27ms Firmware is a special receiver that is identical to the D8R-II Plus, but it has added the RSSI and CPPM outputs commonly used for FPV aircraft. CPPM can reduce wiring to some flight controllers, a single servo extension can carry all 8 channels to the flight computer. Furthermore, CPPM output can be used as a wireless trainer system (wireless trainer cable). The RSSI output is for use with On Screen Display (OSD) systems that are common in the First Person View (FPV) vehicles. (All FrSky telemetry receivers send RSSI levels back to the transmitter, but this receiver can output this data for use with an OSD) Frsky D8R-XP 27ms Firmware Features: Two external analog telemetry ports (A1&A2) and one digital data-stream port (Rx). RSSI (PWM) and CPPM output - If CH3 and CH4 are connected by a jumper CH1 will output RSSI (PWM) and CH2 will output CPPM for CH1~CH8. When side port pins of A1 and X are connected by the jumper A1 will change from external analog ... Continue reading →

by Jessica Jackson on Aug 4, 2020

Business

2 Views

Chemical Products 2-Bromopyridine Description dark red liquid Chemical Products 2-Bromopyridine Basic Attributes CAS No:109-04-6 Molecular Formula :C5H4BrN Molecular Mass :158 Exact Mass :156.952698 PSA :12.9 A^2 LogP :1.4 EINECS :203-641-6 InChIKeys :IMRWILPUOVGIMU-UHFFFAOYSA-N H-bond Acceptor :1 H-bond Donor :0 SP3 :0.00 RBN :0 Chemical Products 2-Bromopyridine Characteristics Appearance :Clear colorless to pale brown Liquid Density :1.657 g/mL at 25 °C(lit.) Melting Point :193°C Bolling Point :192-194 °C(lit.) Flash Point :130 °F Refractive Index :n 20/D 1.572(lit.) Solubility :Slightly miscible with water. Storage Condition :Refrigerator BRN :105789 Stability :Stable. Flammable. Incompatible with strong oxidizing agents, strong acids, acid chlorides. Chemical Products 2-Bromopyridine Safety Information Packing Group :II Hazard Class :6.1 HS Code :29333999 UN No. :UN 2929 6.1/PG 2 WGK_Germany :3 Risk Code :10-24/25-36/37/38-23/24/25-20/21/22 Safety Instructions ... Continue reading →

by Jessica Jackson on Aug 3, 2020

Computers and Technology

2 Views

Note: Please upgrade the compatible R9M / R9M Lite module with the latest firmware simultaneously, and rebind the devices after the update. FrSky Long Range Receiver R9 MM-FC is the ultra mini 900MHz receiver which can be easily mounted in the protection box on our dedicated FrSky flight controller boards. It also features an inverted S.Port output that makes it compatible with more devices. In addition, it can also be used as a standalone receiver. FrSky Long Range Receiver R9 MM-FC Specifications Dimension: 12.4*12.8*3mm (L x W x H) Weight: 1g Numbers of channel: Non-EU Version: 16CH (Telemetry) EU Version: 8CH (Telemetry) / 16CH (Telemetry) / 16CH (No Telemetry) CH16 outputs RSSI Operating Voltage Range: DC 4V~6V Operating Current: 100mA@5V Operating Range: Up to 10km or above Operating Frequency: 915MHz (Non-EU Version) / 868MHz (EU Version) Compatibility: R9M / R9M Lite module FrSky Long Range Receiver R9 MM-FC Features F.Port enabled and supported telemetry data transmission ... Continue reading →

by Jessica Jackson on Aug 3, 2020

Medicine

2 Views

Chemical 2-Chloropyridine Description Clear colourless to light yellow liquidA colorless oily liquid. Toxic by ingestion and/or skin absorption. Used to make other chemicals. Chemical 2-Chloropyridine Basic Attributes CAS No:109-09-1 Molecular Formula :C5H4ClN Molecular Mass :113.54 Exact Mass :113.003227 PSA :12.9 A^2 LogP :1.40 EINECS :203-646-3 InChIKeys :OKDGRDCXVWSXDC-UHFFFAOYSA-N H-bond Acceptor :1 H-bond Donor :0 RBN :0 Chemical 2-Chloropyridine Characteristics Appearance :Clear colorless to light yellow Liquid Density :1.209 Melting Point :-46 °C Bolling Point :168 °C Flash Point :149 °F Refractive Index :n20/D 1.532(lit.) Solubility :H2O: 27 g/L (20 ºC) Storage Condition :Refrigerator Vapor Pressure :1.7 mm Hg ( 20 °C) BRN :105788 Chemical 2-Chloropyridine Safety Information Packing Group :II Hazard Class :6.1 HS Code :29333999 UN No. :UN 2822 6.1/PG 2 WGK_Germany :3 Risk Code :23/24/25-36/37/38 Safety Instructions :26-36/37/39-45-28A-27 RTECS No. ... Continue reading →

by Jessica Jackson on Jul 30, 2020

Computers and Technology

6 Views

Frsky Receiver D8R-II Plus is support PPM signal.It is an update to the older D8R-II providing a now added internal voltage sensor, as well as the use of an external voltage sensor.The internal voltage sensor provides pack monitoring for glider and IC+ pilots. An external sensor makes provision more for EP fliers. Frsky Receiver D8R-II Plus Features: Advanced Continuous Channel Shifting Technology (ACCSTis our advanced tecnology it shifts channel hundred times per second and there is no signal conflicts and interruptions) robust frequency agility. Two external analog telemetry ports (A1&A2) and one digital data-stream port (Rx). When side port pins of A1 and X are connected by the jumper, A1 will change from external analog telemetry port to internal built-in battery voltage sensor. Convenient to upgrade – no need to open the RX case. Two switchable PPM modes - FS mode and HS mode. True Diversity with two antennas. All channels can be programmed with Failsafe, quickly and ... Continue reading →

by Jessica Jackson on Jul 29, 2020

Sales

6 Views

ExxonMobil Chemical ExxonMobil Chemical ranks number 7th in the world by sales among the largest chemical companies. Despite ranking 7trh in sales, ExxonMobil Chemical is the largest chemical company in the world by market cap at a valuation of USD 308.91 billion last year. LyondellBasell Industries LyondellBasell ranks 8th on this list of the largest chemical companies in the world with sales figures of USD 30.78 billion generated last year. LyondellBasell is a public multinational chemical company that produces ethylene, propylene, polyolefins, and oxyfuels. The company’s legal headquarters are in Rotterdam, Netherlands. Mitsubishi Chemical Ranking 9th on this list of the top 10 largest chemical companies in the world is Mitsubishi Chemical Holdings, a Japanese company formed in October 2005 from the merger of Mitsubishi Chemical Corporation and Mitsubishi Pharma Corporation. Headquartered in Tokyo, Japan, the company saw a sales grow by 7.1 percent last with last year’s ... Continue reading →

by Jessica Jackson on Jul 28, 2020

Alternative Medicine

5 Views

Even though the chemical industry might be described simply because the industry that utilizes chemistry and manufactures chemicals, this definition isn't altogether acceptable since it leaves open the issue of what's a compound. Definitions adopted for record economic purposes change from nation to nation. Even the Standard Worldwide Trade Classification, printed through the Un, includes explosives and pyrotechnic products included in its chemicals section. However the classification doesn't range from the man-made fibres, even though the preparation from the recycleables for such fibres is really as chemical just like any branch of manufacture might be. The Complicated Characteristics From The Chemical Industry The scope from the chemical market is partly formed by custom instead of logic. The oil market is usually regarded as outside of caffeine industry, for in the past from the oil industry within the 1800s oil was just exposed to some simple distillation treatment. ... Continue reading →

by Jessica Jackson on Jul 27, 2020

Alternative Medicine

4 Views

The top 10 largest chemical companies in the world saw their average percent of sales grow by 13.65 percent Year-over-year — paving the way for strong growth in the chemical industry. What is the chemical industry and who are the 10 largest chemical companies in the world; both by sales and market cap in 2020? The chemical industry is compromised of all the companies that manufacture, produce, and sell industrial chemicals. The chemical industry used to be worth USD 1.8 trillion in 2002 and is currently generates over USD 4.1 trillion in sales annually — leading to stellar growth and an exceptional outlook for investment and expansion opportunities at a B2B level.  The largest chemical company in the world is DuPont, followed by BASF, and Sinopec. Chemical Industry Trends and Stats DuPont is the largest chemical company in the world by sales, generating sales of USD 85.97 billion last year. ExxonMobil Chemical is the largest chemical company in the world by market cap ... Continue reading →

by Jessica Jackson on Jul 27, 2020

Computers and Technology

4 Views

This is a lightweight feature packed reliable system and now it also comes in a blue color scheme. The radio includes a Haptic Vibration Feedback System which provides an alternative feedback system to the voice and sound alert warnings. This 16 channel radio has the upgraded ball bearing hall sensor gimbals and is loaded with six upgraded switches and two knobs. It runs on OpenTX and files can be shared with the popular X9D Plus. The MicroSD card slot offers unlimited model memory options, it also has a USB port for upgrades and to connect to a PC for adjusting settings. One of the best features of the Frsky Transmitter Taranis Q X7S is its full telemetry capability, as well as RSSI signal strength feedback. Wheel and center enter button makes navigating the backlit menu easy and precise. Equipped with an audio jack output and trainer port as well. In addition, the Frsky Transmitter Taranis Q X7S also supports the wireless trainer function. And of course a module bay for use with ... Continue reading →

by Jessica Jackson on Jul 24, 2020

Alternative Medicine

3 Views

Chemical Products 4,6-dichloro-2-propylthiopyrimidine-5-amine Description Light pink to dark brown liquid or semi solid Chemical Products 4,6-dichloro-2-propylthiopyrimidine-5-amine Basic Attributes CAS No:145783-15-9 Molecular Formula :C7H9Cl2N3S Molecular Mass :238.13746 Exact Mass :236.989426 PSA :77.1 A^2 LogP :3.2 EINECS :1308068-626-2 InChIKeys :CJJLJBFJNXMANZ-UHFFFAOYSA-N H-bond Acceptor :4 H-bond Donor :1 SP3 :0.43 RBN :3 Chemical Products 4,6-dichloro-2-propylthiopyrimidine-5-amine Characteristics Density :1.44 Bolling Point :334.1±37.0 °C(Predicted) Flash Point :155.8±26.5 °C Refractive Index :1.615 Safety Information HS Code :29335990 Safety Instructions :24/25 Chemical Products 4,6-dichloro-2-propylthiopyrimidine-5-amine Product Usage Intermediate in the preparation of Ticagrelor (T437700) and reversible P2Y12 receptor antagonists. Chemical Products 4,6-dichloro-2-propylthiopyrimidine-5-amine Production Methods tert-Butyl methyl ether (370 g) was ... Continue reading →

by Jessica Jackson on Jul 24, 2020

Computers and Technology

3 Views

FrSky receiver X8R Description The FrSky receiver X8R is in a Smaller package then previous 8 channel receivers, but has so much more capability. The new SmartPort supports the new hub-less sensors as well as the older hub analog sensors.The X8R supports 8 standard servo outputs, and you can access all 16 channels by using the Sbus line with Sbus supported servos or use a FrSky S.BUS Decoder for the full 16 channels. Or you can use 2 X8R receivers in combination and the channels will sync 1-8 on the first and 9-16 on the second.The FrSky receiver X8 protocol is also backward compatible! In D8 mode it work with the DHT, DJT, DFT and DHT-U transmitter modules. FrSky receiver X8R Features: More number of channels: 1~8ch from conventional channel outputs, 1~16ch from SBUS port,or combine two X8R to become a 16 channels receiver. Parallel two X8R to become a 16 channel receiver. With RSSI PWM output (0~3.3V) SmartPort enabled, realizing two-way full duplex transmission. FrSky receiver X8R ... Continue reading →

by Jessica Jackson on Jul 23, 2020

Alternative Medicine

4 Views

4-Dimethylaminopyridine Description 4-Dialkylaminopyridines were soon found to have general applicability for catalysis of a wide variety of chemical reactions. 4-dimethylaminopyridine’s (DMAP) wide applicability has been frequently reviewed since the first review appeared in 1978. The accelerating pace of reported applications for DMAP and the availability of DMAP in commercial quantities, at modest prices, have continued to stimulate great interest in its use as a catalyst in the fields of organic, polymer, analytical and biochemist Basic Attributes CAS No:1122-58-3 Molecular Formula :C7H10N2 Molecular Mass :122.16800 Exact Mass :122.08400 PSA :16.13000 InChIKeys :VHYFNPMBLIVWCW-UHFFFAOYSA-N H-bond Acceptor :2 H-bond Donor :0 SP3 :0.29 RBN :1 Characteristics Density :1.012 g/cm3 Melting Point :108-113ºC Bolling Point :162ºC (50 mmHg) Flash Point :110ºC Refractive Index :n20/D 1.431 Solubility :76 g/L (25 ºC) Storage Condition :Store in dark Vapor Pressure ... Continue reading →

by Jessica Jackson on Jul 22, 2020

Alternative Medicine

8 Views

Chemical Products Description 4-(6-Aminopyridin-3-yl)piperazine-1-carboxylic acid tert-butyl ester is a pharmaceutical intermediate, mainly used for the synthesis of pabuxirib raw material medicine. 4-(6-Aminopyridin-3-yl)piperazine-1-carboxylic acid tert-butyl ester is an organic synthesis intermediate and pharmaceutical intermediate, mainly used as a laboratory research and development and chemical medicine synthesis process. Chemical Products Basic Attributes CAS No:571188-59-5 Molecular Formula :C14H22N4O2 Molecular Mass :278.354 Exact Mass :278.174286 PSA :71.7 A^2 LogP :1.3 EINECS :1592732-453-0 InChIKeys :RMULRXHUNOVPEI-UHFFFAOYSA-N H-bond Acceptor :5 H-bond Donor :1 SP3 :0.57 RBN :3 Chemical Products Characteristics Density :1.2±0.1 g/cm3 Melting Point :130-132℃ Flash Point :228.4±28.7 °C Refractive Index :1.569 Safety Information HS Code :2933990090 Chemical Products Production Methods Step b): synthesis of ... Continue reading →

by Jessica Jackson on Jul 22, 2020

Computers and Technology

3 Views

The FrSky Transmitter X7 ACCESS features 24 channels with a faster baud rate and lower latency thanks to its high-speed module digital interface. As with the rest of the ACCESS transmitters, it provides a secure and reliable link, along with wireless firmware updating making it fully compatible with our newest line of OTA receivers. The FrSky Transmitter X7 ACCESS battery compartment now uses 2 18650 Li-Ion batteries and can be balance charged via the Mini USB interface. FrSky Transmitter X7 ACCESS FEATURES Ergonomic and compact design Open source operating system Installed with ACCESS protocol High-speed module digital interface Supports spectrum analyzer function Supports wired training function Haptic vibration alerts and voice speech outputs Easily accessible battery compartment (*Batteries not included, adaptive with replaceable 18650 Li-ion batteries) FrSky Transmitter X7 ACCESS SPECIFICATIONS Dimension: 202.2mm*189.4mm*96mm Weight: 613g (without battery) Number of channels: 16 ... Continue reading →

by Jessica Jackson on Jul 21, 2020

Computers and Technology

17 Views

The upgraded redundancy hub Previous redundancy bus models offered a dual-power with a dual-receiver design, the RB30 allows the user to use a triple redundancy by adding a multiplex port (RX3 IN / SBUS Out) and uses a set of standard XT30 plugs which provides a safe and efficient way to provide power. Up to 24 PWM channels with overload protection The FrSky Receiver RB30 supports connecting up to 24 high-voltage servos with overload protection added to each output channel. Eight of the channels (CH1-8) are equipped with current sensors. The diversified sensors The FrSky Receiver RB30 is an extensive sensor module with a built-in gyroscope that supports model stabilizing functions and includes other diversified telemetry feedback like the voltage, power consumption, altitude, and a lot more. It can be used as an alternative to using a GR or S series receiver. NFC Switch & Automatic data logging functions The non-contact NFC switch is an external device that enables the power to be ... Continue reading →

by Jessica Jackson on Jul 20, 2020

Computers and Technology

18 Views

If you want to build your own RC drone setup, you will need a reliable radio control transmitter. And finding a solid RC transmitter is not easy, especially when there are so many options available out there. We have covered several RC drone on our blog already, and now it’s time to find out which FrSky RC transmitters are available right now. So, are you ready to explore the best RC drone radio transmitters from FrSky? Check these out below. Taranis X9E Taranis X9E is another highly popular FrSky RC transmitter that offers a unique combination of power and features in the same package. Its top-mounted OLED display will provide detailed telemetry data, while the improved gimbals will offer significantly better control. There are dedicated buttons and a rotary encoder to help you navigate through the user interface. It is possible to expand the radio by adding more switches and pots. Other notable features include ACCST support, receiver lock, voice and sound alerts, dedicated ... Continue reading →

by Jessica Jackson on Jul 17, 2020

Computers and Technology

14 Views

Upgrade your Taranis Q X7 with this plug-n-play high resolution M7 Gimbal from FrSky. The highly sensitive Hall sensors will not wear out quickly. It has an extremely smooth feel with the quad ball-bearings and the metal outer construction. Thicker 4mm stick ends give you a solid link to your controls. Fully adjustable tension and easily disable the self centering axis with one screw. This is a must have accessory for achieving those precision flight maneuvers.  SPECIFICATION: Model: Gimbal-M7  Supply Voltage (VCC): DC 3.0 ~ ±0.5V  Sensitivity: 2.50 mV/G  Linear Output Voltage Range: 0.1   ~ ( VCC +0.1) V Output Load Resistance (output to ground) >15KQ  Quiescent Output (TA = 25°C, B = 0 G): 0.5 × VCC  Noise (no load): ≤40mVpp Quiescent Output Power Supply Rjection: -69dB Stick End Diameter 4MM Machanical Specification:  X-Axis Adjustable Angle Range: 60°±5° Y-Axis Adjustable Angle Range: ... Continue reading →

by Jessica Jackson on Jul 16, 2020

Computers and Technology

11 Views

Finally a solution from FrSky for all those micro brushed quads. FrSky receiver F3EVO running betaflight and fully firmware upgradeable. Pre-soldered connectors makes this unit ready to install and bind. Upgrading your Tiny Whoop has never been easier. FrSky receiver F3EVO Specifications:  Dimension: 29×29×6mm (L × W × H)  Hardware: STM32F303 CPU (72MHz inc FPU), MPU9250 (accelerometer/gyro/compass), CC2510 CPU for XM receiver  Weight: 3.4g  Channels: 16CH (8CH is RSSI) by SBUS to UART2 Rx of F3EVO  Operating voltage/current: 4.2V@75mA  Compatibility: FrSky Taranis X9D/X9E/Q X7/ Horus X12S/XJT in D16 mode  Firmware Upgradeable FrSky receiver F3EVO Features: Built-in F3EVO and XM receiver module (Notice: XM receiver is a one-way receiver (no telemetry), it will receive the commands of Remote Control and send to F3EVO by SBUS (8CH is RSSI) to UART2 Rx of F3EVO)  Features the latest Accelerometer, Gyro and Compass FrSky ... Continue reading →

by Jessica Jackson on Jul 15, 2020

Computers and Technology

10 Views

When building RC drone with foam I think it is safe to say foam has become one of the most important materials for because of the ready availability and wide variety and use of low-cost electric power. It is much more economical for commercial suppliers of RC ARF aircraft to use foam than labor-intensive built-up balsa structures. In addition, the price for balsa wood, the traditional RC building material has continued to reach higher levels due to demand in other larger markets and limited supply. When building RC drone with foam the simplest models are flat 2D foam models like : Micro Extra Micro Wing Honda SU 26 Gee Bee R3 Shuttle-X Paper Airplane Fighter Combat A bit more complex is a combo of the flat fuselage with airfoil wing or an airfoil flying wing : Team Legit Forty Rite wing Drak Slice & Dice Slice Flying Wing Hurr-E-cane flying wing Cutting Foam sheet when building RC drone with foam : Make sure to use a new Xacto #11 blade Xacto Razor Saw Hacksaw (results in ... Continue reading →

by Jessica Jackson on Jul 14, 2020

Computers and Technology

14 Views

The FrSky 2.4GHz RXSR-FC (OMNIBUS F4 Nano V7) uses the ICM20608 over SPI to produce stable flight performance. Integrated with the RXSR-FC receiver mounted onboard, and the ICM runs the 32k Gyro loop perfectly. Also onboard is an AB7456 OSD chip for the Betaflight OSD. An on-board FrSky RXSR-FC receiver and 20mm x 20mm mounting holes make it perfect for a super clean micro quadcopter build. It supports 3-6S LiPo direct input and has 6 hardware UARTs and an I2C port. SPECIFICATIONS STM32 F405 MCU, Runs Betaflight firmware (supported from v3.2) FrSky RXSR-FC receiver ICM Gyro over SPI Bus 20 x 20 mm mounting holes Supports LiPo direct plugin (3-6S) Supports 5V 3A BEC output (Step-down) STM32 controls OSD chip over SPI in DMA mode (Betaflight OSD) 6 UART ports FEATURES Tantalum Capacitors added for noiseless gyro reading Solder pads added for SmartAudio and Camera Control (next to Video pads) FPC port for FrSky FC receivers like the R9MM-FC / RXSR-FC receiver PWM pads on corners Upgraded ... Continue reading →

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