Top Discrete Mathematical Structures

2 Pieces Professional Compass for Geometry, Metal Compass, Compass Drawing Tool, Drawing Compass, Drafting Compass with Extra Refills for School Office Drafting, Woodworking, Silver, Blue

  • Good combination: you will get 2 pieces metal compasses in silver or blue, 6 pieces spare pencil s, 6 pieces spare steel needle tips and 4 pairs of fixing knobs, sufficient quantity and replacement device to ensure your use.
  • Thoughtful design: this kind of mathematical compass has spring bow head, center wheel and automatic locking mechanism, so it can prevent the accidental movement of legs and help you stably draw line, giving you good use feeling.
  • Quality material: unlike the fragile plastic compass, this geometry compass is made of quality meta with plated and strong structure, which is durable to serve you for a long time, bringing convenience to your work or study.
  • Widely use: the metal bow compass can draw correct circles and arcs.
  • It plays a very important role in the fields of mathematics, engineering, carpentry, navigation, art and carpentry, making it an ideal drawing tool for students, artists, carpenters and mathematicians.
  • Dimension information: the drawing compass is 6 inches in length, with a maximum diameter of 10 inches and a minimum diameter of 1/ 8 inch.
  • With it, you can draw a variety of circles for mathematical geometry and artistic painting, quickly done your work.
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Axis Scientific 1.5X Life-Size 4-Part Brain Numbered Anatomical Model, Includes Display Base, Study Booklet,

  • ​​1.5X LIFE SIZE ANATOMICAL HUMAN BRAIN MODEL: This 3D human brain model comes in 4 separate brain parts, resting together on a wood stand. This allows for a detailed study of the structures of the left and right brain individually..
  • 100% ANATOMICALLY ACCURATE HAND-PAINTED BRAIN MODEL: Each piece and structure of the life size human brain is hand-painted and numbered for easy identification with the included key of the various structures and regions of the brain, as well as their purpose. Ideal for neuroscience study..
  • COLOR-CODED FOR EASY IDENTIFICATION: Each of the different sections of the brain are didactically colored for easier identification and study. The 4-part design in 1.5 times life size make it a great model for student and patient education..
  • HIGH QUALITY AND REALISTIC MODEL OF THE HUMAN BRAIN: This colorful anatomical model of human brain helps shed some light on the way the human brain functions. The various nerves of the medulla oblongata are also identifiable, as are the major structures of the brain like the lobes and cerebellum..
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Behringer ULTRAGAIN PRO MIC2200 Audiophile Vacuum Tube Microphone/Line Preamplifier

  • Ultra-low noise discrete microphone/line preamplifier with hand-selected 12AX7 tube for ultra-musical sound.
  • Mic input stage based on discrete, conjugate transistor pair circuitry.
  • Ultra-wide bandwidth from 10 Hz to 200 kHz for “open” sound.
  • Integrated fully parametric EQs with dedicated center frequency, bandwidth and level controls.
  • Independent line driver for converting -10 dBV into +4 dBu pro level.
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Gustard R26 Discrete R2R MQA DAC K2 Clock Dual Native DSD Decoder XMOS Balanced LDAC DAC with Remote Control (Silver)

  • 【Discrete R2R DAC】R-2R ladder DAC converts the digital signal to analog signal by switching resistor's array. 【XMOS XU216】DAC-R26 using 2nd XMOS XU216, supports up to PCM768 & DSD512..
  • 【1Bit DAC Native】1 Bit DAC, supports DSD 512 ( via USB ) and DSD 1024( via IIS ) .The DSD stream is decoded by the independent 1 Bit DAC without DSD to PCM converting..
  • 【Clock Synthesis】DAC-R26 adopts ultra-low noise clock synthesizer K2 clock . Provide an accurate clock from the local oscillator or external clock input. The interference from the input source clock is avoided..
  • 【LPF Of DAC-R26】The discrete circuits of the DAC-R26 control every detail of sound and performance. LPF is specifically designed for the D/A converter using discrete devices..
  • 【Full MQA decoding】The DAC-R26's USB/OPT/COAX/AES/IIS inputs all support full MQA decoding, PCM44.1kHz-384kHz. Presenting you with a complete and rich music scene..
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1 Khz for Dac Linearity Check - 7 Db

  • Pristine Audio Output | Supreme Audio Fidelity With 127 Db Dnr Hi-Res 32-Bit / 384 Khz Playback Via Ess Sabre-Class 9018 Dac And Dsd64 Playback....
  • Massively Powerful Headphone Audio | Custom Xamp Discrete Headphone Bi-Amp Powers Each Earcup Separately With 1Ω Output Impedance And Drives....
  • Theatrical-Grade Discreet And Virtual Surround | Supports Discrete 5. 1 On Speakers With Dolby Digital Live / Dts Connect Encoding, And Up To 7. 1....
  • True Hardware Accelerated Audio | Dedicated Quad-Core Processor Designed To Deliver Incredibly Pristine And Enhanced Sound On Your Pc Without....
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Furman PST-6 Sound Power Station Series Line Conditioner

  • Advanced surge suppression with zero ground contamination offers superior protection over a standard power strip.
  • Cable satellite and Telco connectors deliver advanced protection to connected equipment.
  • Compact design enables discrete placement.
  • From the #1 brand in professional power conditioning. Perfect for instrument rigs, home recording, DJ equipment, pro audio rigs and home entertainment systems.
  • Advanced surge suppression with zero ground contamination offers superior protection over a standard power strip..
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Lohoee Teaching Dice 16mm Math Dice Games for Kids 8-12 for Math Teaching Classroom Supplies Acrylic Material (20Pcs Math Operation Dice + 20Pcs Number Dice + 20Pcs Dot Dice)

  • ...he Dice: the dices are 16 mm, with compact and apropos size designed that it convenient for you carry them to anywhere..
  • Fuction: Each surface of the game and teaching dice with 3 difference face, like numbers, arithmetic operations and dots, in order to easy reading, mathematical operation and understand mathematical geometry.Dice also make excellent Teacher's aids, encouraging simple arithmetic, great for board games, dice games or teaching math! And also perfect for stocking up rec centers,game rooms, board game..
  • Ideal Lesson Tools for Teachers:These dice to help the lesson pop,such as sorting, addition, subtraction and probability activities. They will be make your students more focus on the teacher's tutorial.A perfect learning aid for introductory to advance mathematics curriculum.ideal lesson tools for your choose..
  • More Application: These math dice perfect for elementary classrooms, schools, gaming , game sets, educational games and also suitable for birthday parties charity events, and casino parties..
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Marvel s Avengers Infinity War

  • UPGRADE YOUR GAMES ON PS4, XBOX ONE, NINTENDO SWITCH, AND PC | Get immediate increased enjoyment over basic motherboard and controller audio! Apart....
  • INDUSTRY-LEADING AUDIO PROCESSING TECHNOLOGY | Enjoy full audio customization and enhanced audio realism with immersive 7.1 surround virtualization,....
  • 7.1 VIRTUAL SURROUND SOUND AND DOLBY DIGITAL | Enjoy the latest in immersion technology with Dolby Digital decoding or Sound Blaster’s proprietary....
  • DISCRETE HEADPHONE AMP | Custom-designed Xamp headphone amplifier features discrete components through all stages of amplification in a bi-amp design.....
  • 130dB DNR, 32-bit 384kHz DAC Advanced 32-bit oversampled multi-bit modulator with mismatch shaping technology eliminates distortion, ensuring audio is....
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Rolling Tray Stash Box - Extra Large Bamboo Box w/Ample Storage Space to Organize Herb Accessories - Comes with Convertible Rolling Tray Lid

  • EXTRA STORAGE CAPACITY - Finally, one place to store all your smoking essentials! Store everything from flowers, rolling papers, tobacco wraps, grinders, pipes, and lighters all in one discrete box! Box dimensions are 10" long x 8" wide x 3.5" tall..
  • ROLLING TRAY LID - This box was specifically designed to double not only as a stash box but a rolling tray! Simply flip the lid and place it on top of the box seamlessly for a smooth rolling surface. The lid also comes with groove to help keep all your herb in one neat place..
  • EASY ORGANIZATION - The interior of the box includes a removable middle divider for easy organization. Simply attach the divider to create two separate compartments or remove it to increase overall storage space!.
  • MAGNETICALLY SEALED LID - Each box comes with 8 miniature magnets to ensure a tight seal around the lid, but light enough to allow for easy opening and closing of the box..
  • DISCRETE & MADE FROM 100% BAMBOO - Made from premium, durable bamboo, this box is not only built tough, but also designed to be discrete and portable. Makes for the perfect gift!DescriptionTHE ULTIMATE SMOKING COMPANION.
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Wonder Space Tiny Climb and Crawl Soft Foam Play Set, Indoor Room Preschool Corner Baby Stage Slide Activity Play Structure, Motor Skills Early Development Gym Toy for Toddlers and Kids, Pink

  • 【Note】- Play set of medium size is designed for infants and little toddlers, please mind the product dimensions before you pruchase the item. If you want it bigger, you can choose the big size to purchase..
  • Non-toxic & Safe: Our foam play structures are made from high-quality, non-toxic foam that is BPA-free and phthalate-free, and premium quality leather cover, ensuring a smooth, comfortable and safe play area for toddlers..
  • Easy to Assemble & Disassemble: These play structures designed with sewn in hook & loop, making them easy to assemble and disassemble for playing or storage. You can set it up or take it apart in seconds!.
  • Encourages Physical & Cognitive Development: Foam play structures promote gross motor skills, hand-eye coordination, balance, and problem-solving skills through active play and exploration. The different shapes, colors, and configurations allowing children to create their own unique play area that encourages creativity and imaginative play..
  • Durable & Easy to Clean: Made from sturdy, high-density foam, these play structures are design....
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PJ Rainbow Pop Toy Pack of 3 for Autism Anxiety Stress Relief, Silicone Pop Bubble Fidget Sensory Toy, Stress Toys Gift for Kids Teens and Adults in Square, Unicorn, Heart Shape.

  • ⦁[Stress and Anxiety Relief] The pleasant “Pop” sound of Pop it toy provides a sensory interaction that helps kids especially with Autism, Adults and Teens to improve focus & motor skills, manage emotions and stress relief.
  • ⦁[Intelligent Board Game] Pop it pack of sensory toys offers the fun of a bubble wrap without a waste. Be the first player to force your opponent to POP the last bubble. Play & enhance your logical, mathematical and strategic thinking.
  • ⦁[Sensory Toys] Quit Nail biting & stress related habits with Pop its bubble push which is a board game that can exercise children's mathematical thinking, reasoning strategy, mental arithmetic, logical thinking and fine motor skills.
  • ⦁[Ergonomic Design] Claim or gift your Travel friendly pop it fidget toys, No hassle of assembling parts, Self-contained design with 100% BPA free Silicon is perfect for on-the-go learning, Washable reusable fidget pop for never ending fun.
  • ⦁[Risk Free Purchase] Buy with utmost confidence as PJ is offering the absolute best fidget pop it on the market. If you aren’t happy, simply contact us on Amazon chat and we’ll replace or refund for you. 100% risk free! zero hassles, zero wait.
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Creative Sound BlasterX AE-5 Plus Black SABRE32-class Hi-Resolution PCIe Gaming Sound Card and DAC (Renewed)

  • SUPPORTS DOLBY DIGITAL AND DTS – Now with support for Dolby Digital Live and DTS Encoding for even more delivery options to your external audio devices The AE-5 Plus also supports 5.1 discrete and 7.1 virtual surround, as well as Sound Blaster’s Surround Virtualization technology.
  • POWERFUL DISCRETE HEADPHONE AMP – Sound BlasterX AE-5 Plus features Xamp, our custom-designed discrete headphone amp that utilizes bi-amplification technology to power each earcup individually with 1 ohm output impedance and drives studio-grade headphones of up to 600Ω, including high-end planar-magnetic headphones.
  • PRISTINE AUDIO QUALITY – Featuring the SABRE32 ultra-class PCI-e DAC to deliver up to 32-bit / 384 kHz playback with a 122 dB DNR, ultra-low distortion and jitter, the AE-5 Plus is more than capable of hi-res audio for games, music, and movies.
  • RGB YOUR GAMING RIG – The AE-5 Plus has customizable RGB LEDs on its body, and also features an included RGB LED strip.
  • INDUSTRY-LEADING AUDIO PROCESSING – The Sound BlasterX AE-5 Plus rides on Sound Blaster’s long legacy of audio processing and enhancements, available through the Sound Blaster Command software and featuring fully customizable audio processing technologies to deliver clearer vocals, accurate cu....
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