Feedback Phone Cases - iPhone and Android
Description: Show off your love for analog electronics with this witty operational amplifier design. Featuring the classic non-inverting circuit diagram with the funny quote I Only Give Negative Feedback, this design is perfect for electrical engineering students, circuit designers, and professors who appreciate science humor. Whether you are working in a lab or studying for finals, this unique graphic is a great gift for anyone obsessed with hardware engineering and circuit theory.
Operational Amplifier Negative Feedback Circuit For Electrical Engineers Phone Case
by Fire at the Furthes
$17 $23
Description: This psychedelic band shirt merges dark imagery with mesmerizing visual art perfect for fans of alternative and rock culture. The skeleton motif is transformed into flowing cosmic patterns that capture the hypnotic energy of live performances and the transcendent nature of heavy, experimental sound. Ideal for anyone who appreciates spooky aesthetics fused with trippy, mind-bending design elements.
Description: A smartphone explodes into shattered glass beneath the bold message “Destroy the Short-Term Dopamine Feedback Loop.” The heart notification icon, smoke clouds, lightning shapes, and distressed block typography create an intense visual critique of digital addiction and instant gratification. Bright yellow, red, blue, cream, and black amplify the high-impact comic style while emphasizing dopamine detox, screen-time awareness, attention control, social media burnout, and breaking compulsive habits.
Destroy the Short-Term Dopamine Feedback Loop Phone Case
by Victor Shadehorn
$17 $23
Description: Sweet melodies weren't supposed to survive this much distortion. Sweet Noise Transmission channels the collision of romantic pop, blown-out amplifiers, monochrome clubs and feedback-soaked underground culture that defined a certain corner of mid-80s British alternative music. Designed like a forgotten photocopied artifact from 1985: minimal, damaged and just melodic enough beneath the static.
Sweet Noise Transmission — 1985 Feedback Culture Phone Case
by CHICKENRICE™
$17 $23
Description: Thanks for the Feedback, I’ll Treasure It Never features a crowned black cat dropping a suggestion into an ornate shredder. Vintage-style cat humor for creatives, coworkers and anyone with enough unsolicited advice.
Thanks for the Feedback, I’ll Treasure It Never Phone Case
by ElectricPeacock
$17 $23
Description: A monochrome graphic with the text "NO FEEDBACK ACCEPTED" at the top in distressed block letters. In the center, two speakers flank an audio jack with cables. Below, in cursive script, reads "- Sound Guy". The style is retro and outlined.
NO FEEDBACK ACCEPTED - Sound Guy Speakers Audio Jack Phone Case
by dannyook
$17 $23
Description: A bold graphic with large orange lettering reads "SOUND ENGINEER". Below this is a white waveform. Underneath the waveform, larger orange text states "I ACCEPT NO FEEDBACK". The "O" in SOUND is replaced by a circular speaker icon with concentric rings.
SOUND ENGINEER I ACCEPT NO FEEDBACK Waveform Phone Case
by RIO BRIAN AMIGOS
$17 $23
Description: A monochromatic layout featuring the text "NO FEEDBACK ACCEPTED" and "- Sound Guy". The visual elements include an icon of a microphone with a slash through it, a pair of studio speakers, and a jack connector cable. It is a minimalist, bold, and modern typography-based composition referencing sound equipment.
No Feedback Accepted Sound Guy Audio Technician Phone Case
by rosemariana
$17 $23
Description: A retro-themed graphic with "SOUND ENGINEER" in large orange lettering at the top, featuring a vinyl record and turntable. Below is an equalizer wave pattern and the bold orange text "I ACCEPT NO FEEDBACK". Musical notes and arrows are also present.
Sound Engineer I Accept No Feedback Vinyl Equalizer Phone Case
by maniacstudio
$17 $23
Description: A technical diagram of an operational amplifier with input (Vin) and output (Vout) terminals. To the right, bold white text reads 'I ONLY GIVE NEGATIVE FEEDBACK'. A stylized electrocardiogram pulse is incorporated into the word 'FEEDBACK'. The background is black.
I ONLY GIVE NEGATIVE FEEDBACK Operational Amplifier Phone Case
by Virtual Brush Illustration
$17 $23
Description: I Came for the Pizza Not the Feedback Funny Pizza Humor. Funny pizza lover design for anyone who came for the food, not the unsolicited advice. A bold hand-lettered graphic with a sarcastic twist, perfect for pizza fans, foodies, and anyone who prefers pizza over opinions.
I Came for the Pizza Not the Feedback Funny Pizza Humor Phone Case
by shopflydesign ✅
$17 $23
Description: How To Get Designer's Attention Misuse Type Pantone Book Say "Make The Logo Much Larger And Add Much More Pop" speaks to graphic designers, web designers, and all creative professionals. This design humorously depicts common client feedback, making it ideal for designers who appreciate funny industry memes and design life.
How To Get Designer's Attention Misuse Type Pantone Book Say "Make The Logo Much Larger And Add Much More Pop" Graphic Designer Humor Phone Case
by hmidastar
$17 $23
Description: A bold graphic featuring large orange text that reads "SOUND ENGINEER" above an audio waveform and "I ACCEPT NO FEEDBACK". A stylized speaker icon is part of the 'SOUND' text, and musical notes flank 'ENGINEER'. The background is black.
Sound Engineer I Accept No Feedback Audio Wave Phone Case
by kiwico
$17 $23
Description: You will gladly lose three positions just to avoid a 4x incident point hit. This warning label design is for the extremely cautious drivers who protect their safety rating with their lives. Let the divebombers pass in peace.
iRating Protection Squad - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: You spend more time adjusting pressures by 0.1 PSI than actually driving the track. This gauge graphic design is for the setup tweakers who believe the perfect tire pressure will unlock a second of pace. Get back on the track and practice.
Tire Pressure Scientist - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: This funny one star rating design captures the feeling of a bad experience. It makes a cheeky gift for anyone with a sarcastic sense of humor who is ready to leave a blunt review of their dating life.
Men One Star Review Funny Sarcastic Rating Phone Case
by 0reooos ⭐⭐⭐⭐⭐
$17 $23
Description: High torque warning. This is not a toy wheel. A direct drive wheelbase running full FFB at 100% torque is a force of nature — and a sudden crash at race speed will remind you exactly who's in charge. Keep your hands clear, respect the torque, and always set your max force before you test the limits. For Moza, Fanatec, and Simucube owners who know what real force feedback feels like.
Direct Drive: Keep Hands Clear - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: Some drivers collect trophies, but you collect incident points. This industrial warning label design is for the racer who treats safety ratings as a suggestion rather than a rule. Perfect for warning your competitors before turn one.
Penalty Points Collector - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: You sneezed on the pit limiter button and now your race is ruined. This minimalist design is for the drivers who are intimately familiar with the pit lane speed rules due to constant infractions. Better luck next race.
Drive Through Penalty - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: Buying a professional esports setup will not magically give you esports reflexes. This pixel art design highlights the painful truth that skill cannot be downloaded. Time to actually practice your braking zones.
Setup Downloaded, Talent Missing - Sim Racing Humor Phone Case
by GarageGraphics
$17 $23
Description: Plug in, tune up and rock out. An original design for lovers of old audio gear, tube amps, vintage electric guitars and spinal tap. Turn it up loud.
Celebrating amplifiers that go to eleven Phone Case
by SerifsAndWhiskey
$17 $23
Description: This loud, high-contrast graphic features the phrase Force Feedback Freak rendered in jagged, extreme nineties skate-style typography with electric purple and neon lime green text blocks. At the bottom, a racing steering wheel spins violently, throwing up massive clouds of white comic-book style smoke and lightning bolt energy. It proudly celebrates the simulator enthusiasts who max out their direct drive wheelbase torque settings for ultimate physical realism. This high-energy, vibrant illustration is perfect for drifting fans, hardcore sim racers, and competitive gaming rig spaces.
Force Feedback Freak Aggressive Neon Sim Racing Steering Wheel Phone Case
by Fenay Designs
$17 $23
Description: A humorous design for electronics enthusiasts, featuring an operational amplifier circuit diagram and the text "I ONLY GIVE NEGATIVE FEEDBACK".
I Only Give Negative Feedback Op Amp Circuit Phone Case
by STUDIO DESIGN PESSO
$17 $23