Browse through 36 mark knobs illustrations & vectors or explore more control knobs or question mark vectors to complete your project with stunning visuals.

This image shows a close-up of two large, metallic question mark-shaped knobs attached to a weathered wooden door. The knobs have a polished, reflective surface and are affixed with a single, round handle. The lighting casts a warm glow, highlighting the texture of the wood and the metallic sheen of the knobs, creating an intriguing and somewhat enigmatic scene. Mark knobs illustrations
This image shows a close-up of two large, metallic question mark-shaped knobs attached to a weathered wooden door. The knobs have a polished, reflective surface and are affixed with a single, round handle. The lighting casts a warm glow, highlighting the texture of the wood and the metallic sheen of the knobs, creating an intriguing and somewhat enigmatic scene. Mark knobs illustrations
An astronaut in a vintage white space suit holds a large red exclamation mark. The helmet visor is reflective and dark, obscuring the face. The suit features a red patch on the arm and various control knobs on the chest. The vivid yellow background with orange dot patterns adds a comic-style pop art effect, enhancing the boldness and energy of the scene. Mark knobs illustrations
An astronaut in a vintage white space suit holds a large red exclamation mark. The helmet visor is reflective and dark, obscuring the face. The suit features a red patch on the arm and various control knobs on the chest. The vivid yellow background with orange dot patterns adds a comic-style pop art effect, enhancing the boldness and energy of the scene. Mark knobs illustrations
Six simple, gray icons on a white background. Top left: a house with a heart inside. Top center: three horizontal sliders with circular knobs. Top right: two silhouette figures, one with a question mark. Bottom left: a human silhouette. Bottom center: a magnifying glass. Bottom right: a downward arrow above a horizontal line, indicating download. Each icon is outlined and minimalistic, conveying basic concepts in digital interfaces like home, settings, search, user, and download. Mark knobs illustrations
Six simple, gray icons on a white background. Top left: a house with a heart inside. Top center: three horizontal sliders with circular knobs. Top right: two silhouette figures, one with a question mark. Bottom left: a human silhouette. Bottom center: a magnifying glass. Bottom right: a downward arrow above a horizontal line, indicating download. Each icon is outlined and minimalistic, conveying basic concepts in digital interfaces like home, settings, search, user, and download. Mark knobs illustrations
A close, angled view shows the brushed-metal control panel of a vintage reel-to-reel tape recorder, with a row of chunky mechanical keys labeled record, play, rewind, fast-forward, stop, and pause. A red indicator sits on the record key, while two round knobs and a dark display occupy the upper panel; scratches and worn edges mark the surface. Soft, muted light glides across the metal, giving the old recording equipment a quiet, tactile presence. Mark knobs illustrations
A close, angled view shows the brushed-metal control panel of a vintage reel-to-reel tape recorder, with a row of chunky mechanical keys labeled record, play, rewind, fast-forward, stop, and pause. A red indicator sits on the record key, while two round knobs and a dark display occupy the upper panel; scratches and worn edges mark the surface. Soft, muted light glides across the metal, giving the old recording equipment a quiet, tactile presence. Mark knobs illustrations
This striking logo features the white text "hot" in lowercase and "KNOBS" in uppercase letters set against a vibrant, solid red background. The design utilizes a modern, clean sans-serif font for high visibility and impact. This graphic is ideal for branding materials, apparel design, or promotional web banners;. Mark knobs illustrations
This striking logo features the white text "hot" in lowercase and "KNOBS" in uppercase letters set against a vibrant, solid red background. The design utilizes a modern, clean sans-serif font for high visibility and impact. This graphic is ideal for branding materials, apparel design, or promotional web banners;. Mark knobs illustrations
A rough green gemstone is held in a brass fitting against the rotating metal lap of a precision cutting or polishing machine, with adjustment knobs and a polished steel spindle visible behind it. The stones uneven facets catch the light as its surface meets the circular worktable, where fine scratches and pale residue mark repeated use. Shallow focus isolates the careful mechanical contact, while the cool metal and warm brass create a quiet, workshop-like atmosphere. Mark knobs illustrations
A rough green gemstone is held in a brass fitting against the rotating metal lap of a precision cutting or polishing machine, with adjustment knobs and a polished steel spindle visible behind it. The stones uneven facets catch the light as its surface meets the circular worktable, where fine scratches and pale residue mark repeated use. Shallow focus isolates the careful mechanical contact, while the cool metal and warm brass create a quiet, workshop-like atmosphere. Mark knobs illustrations
A black-and-white technical shows a vernier height gauge standing upright on a broad, stepped base. Its tall graduated scale is fitted with a sliding carriage, adjustment knobs, and a pointed scriber extending sideways near the lower portion, components used to measure or mark vertical dimensions from a reference surface. Fine measurement ticks and crisp outlines stand out against the plain white background, giving the instrument a precise, diagrammatic appearance. Mark knobs vectors
A black-and-white technical shows a vernier height gauge standing upright on a broad, stepped base. Its tall graduated scale is fitted with a sliding carriage, adjustment knobs, and a pointed scriber extending sideways near the lower portion, components used to measure or mark vertical dimensions from a reference surface. Fine measurement ticks and crisp outlines stand out against the plain white background, giving the instrument a precise, diagrammatic appearance. Mark knobs vectors
A close view of an aged aircraft cockpit centers on a dark metal instrument panel crowded with round analog gauges, switches, knobs, and small labeled plates. Scratches, worn edges, and exposed rivets mark the panel, while the steering yoke and curved window frames border the lower and upper edges of the view. Soft daylight enters through the cockpit glazing, catching the gauge faces and giving the utilitarian interior a quiet, timeworn character. Mark knobs illustrations
A close view of an aged aircraft cockpit centers on a dark metal instrument panel crowded with round analog gauges, switches, knobs, and small labeled plates. Scratches, worn edges, and exposed rivets mark the panel, while the steering yoke and curved window frames border the lower and upper edges of the view. Soft daylight enters through the cockpit glazing, catching the gauge faces and giving the utilitarian interior a quiet, timeworn character. Mark knobs illustrations
A black-and-white shows a mechanical metronome with a tapered, pyramid-like case, a vertical timing scale, and an adjustable pendulum arm with a sliding weight. Two winding or adjustment knobs project from its side, and the device stands on small feet against a plain white background. Its crisp, high-contrast lines emphasize the metronomes orderly geometry and the measured motion it is designed to mark. Mark knobs vectors
A black-and-white shows a mechanical metronome with a tapered, pyramid-like case, a vertical timing scale, and an adjustable pendulum arm with a sliding weight. Two winding or adjustment knobs project from its side, and the device stands on small feet against a plain white background. Its crisp, high-contrast lines emphasize the metronomes orderly geometry and the measured motion it is designed to mark. Mark knobs vectors
Four black-and-white technical show different adjustable wall-mounted fixtures, each with a circular base, articulated arm and round end housing. Their forms range from a straight tubular arm and a curved, jointed tube to a telescoping assembly and a triangular linkage with visible springs; small knobs, collars and fittings mark the pivots and connections. Clean outlines and stark contrast emphasize the mechanisms against a plain white background, giving the sheet the look of a mechanical catalog or design reference. Mark knobs vectors
Four black-and-white technical show different adjustable wall-mounted fixtures, each with a circular base, articulated arm and round end housing. Their forms range from a straight tubular arm and a curved, jointed tube to a telescoping assembly and a triangular linkage with visible springs; small knobs, collars and fittings mark the pivots and connections. Clean outlines and stark contrast emphasize the mechanisms against a plain white background, giving the sheet the look of a mechanical catalog or design reference. Mark knobs vectors
A black-and-white line drawing shows a vernier height gauge standing on a broad, stepped base, with a tall graduated vertical beam and a sliding carriage secured by adjustment knobs. A pointed scriber projects horizontally from the carriage, ready to mark or measure a workpiece at a set height. The clean, isolated instrument and crisp outlines emphasize its precise, mechanical construction against a plain white background. Mark knobs vectors
A black-and-white line drawing shows a vernier height gauge standing on a broad, stepped base, with a tall graduated vertical beam and a sliding carriage secured by adjustment knobs. A pointed scriber projects horizontally from the carriage, ready to mark or measure a workpiece at a set height. The clean, isolated instrument and crisp outlines emphasize its precise, mechanical construction against a plain white background. Mark knobs vectors
The image depicts a vintage yellow television set displaying a red warning sign with an exclamation mark. The television has a classic design with a small screen and prominent knobs at the bottom. The warning sign is a universal symbol indicating caution or alert. Mark knobs illustrations
The image depicts a vintage yellow television set displaying a red warning sign with an exclamation mark. The television has a classic design with a small screen and prominent knobs at the bottom. The warning sign is a universal symbol indicating caution or alert. Mark knobs illustrations
A cylindrical object with alternating blue and turquoise stripes features a prominent purple band around its middle. The band includes a purple circular arrow symbol, suggesting an instruction or direction. The top is equipped with five protruding black knobs, evenly spaced. The design is modern and stylized, with smooth, glossy surfaces. Mark knobs illustrations
A cylindrical object with alternating blue and turquoise stripes features a prominent purple band around its middle. The band includes a purple circular arrow symbol, suggesting an instruction or direction. The top is equipped with five protruding black knobs, evenly spaced. The design is modern and stylized, with smooth, glossy surfaces. Mark knobs illustrations
Helmet showcases sturdy build, dark tinted lens. Side straps in bright yellow. Brand mark visible. Ideal for shielding eyes during intense tasks. Adjustable knobs on sides. Safety-focused design. Mark knobs vectors
Helmet showcases sturdy build, dark tinted lens. Side straps in bright yellow. Brand mark visible. Ideal for shielding eyes during intense tasks. Adjustable knobs on sides. Safety-focused design. Mark knobs vectors
This image depicts a retro television set with a round screen and a red body. The TV has two antennas on top, a dial on the right side, and a screen that appears to be turned off. The design is reminiscent of older television models from the mid-20th century. Mark knobs illustrations
This image depicts a retro television set with a round screen and a red body. The TV has two antennas on top, a dial on the right side, and a screen that appears to be turned off. The design is reminiscent of older television models from the mid-20th century. Mark knobs illustrations
Black rectangular DJ mixer icon with two large red circular jog wheels, multiple knobs, sliders, and buttons. Knobs are colored in blue, grey, red, and black, while sliders feature red handles. Buttons vary in color including yellow, blue, and red. Central area contains additional control features, maintaining a symmetrical and minimalistic design on a white background. The compact layout suggests functionality and modern styling, typical for digital audio mixing equipment. Mark knobs vectors
Black rectangular DJ mixer icon with two large red circular jog wheels, multiple knobs, sliders, and buttons. Knobs are colored in blue, grey, red, and black, while sliders feature red handles. Buttons vary in color including yellow, blue, and red. Central area contains additional control features, maintaining a symmetrical and minimalistic design on a white background. The compact layout suggests functionality and modern styling, typical for digital audio mixing equipment. Mark knobs vectors
This image depicts a retro television set with a round screen and a red body. The TV has two antennas on top, a dial on the right side, and a screen that appears to be turned off. The design is reminiscent of older television models from the mid-20th century. Mark knobs illustrations
This image depicts a retro television set with a round screen and a red body. The TV has two antennas on top, a dial on the right side, and a screen that appears to be turned off. The design is reminiscent of older television models from the mid-20th century. Mark knobs illustrations
A grid of twelve black and white icons representing global networks and business operations. The icons include a globe with a cursor, a hammer and wrench, sliders and knobs, an ID card, a global network of people. Mark knobs vectors
A grid of twelve black and white icons representing global networks and business operations. The icons include a globe with a cursor, a hammer and wrench, sliders and knobs, an ID card, a global network of people. Mark knobs vectors
A dark gray handheld two-way radio is shown alone in a clean, black-outlined against a white background. Its long flexible antenna, top rotary knobs, side controls, speaker grille, small display and numeric keypad suggest a portable communications device designed for field use. Orange accents mark a few buttons, while the screen's simple icons and dotted pattern add technical detail to the otherwise restrained, utilitarian design. Mark knobs vectors
A dark gray handheld two-way radio is shown alone in a clean, black-outlined against a white background. Its long flexible antenna, top rotary knobs, side controls, speaker grille, small display and numeric keypad suggest a portable communications device designed for field use. Orange accents mark a few buttons, while the screen's simple icons and dotted pattern add technical detail to the otherwise restrained, utilitarian design. Mark knobs vectors
A 3D rendered illustration of a bright blue stopwatch with a white face and black knobs. The stopwatch has a red second hand pointing towards the 5 minute mark and a small inset dial. The object is presented against a clean white background, emphasizing its form and color. Mark knobs illustrations
A 3D rendered illustration of a bright blue stopwatch with a white face and black knobs. The stopwatch has a red second hand pointing towards the 5 minute mark and a small inset dial. The object is presented against a clean white background, emphasizing its form and color. Mark knobs illustrations
An operating microscope with adjustable binoculars and a bright light illuminating the surgical field. The microscope is attached to a stable stand with various knobs to control the magnification and focus. Hyper realistic shot with Canon 5D Mark III AR 3:2. Mark knobs illustrations
An operating microscope with adjustable binoculars and a bright light illuminating the surgical field. The microscope is attached to a stable stand with various knobs to control the magnification and focus. Hyper realistic shot with Canon 5D Mark III AR 3:2. Mark knobs illustrations
An operating microscope with adjustable binoculars and a bright light illuminating the surgical field. The microscope is attached to a stable stand with various knobs to control the magnification and focus. Hyper realistic shot with Canon 5D Mark III AR 3:2. Mark knobs illustrations
An operating microscope with adjustable binoculars and a bright light illuminating the surgical field. The microscope is attached to a stable stand with various knobs to control the magnification and focus. Hyper realistic shot with Canon 5D Mark III AR 3:2. Mark knobs illustrations
An elegant, gold-colored, old-fashioned radio with an emotive face design, reminiscent of the 1960s style. this ambient occlusion artwork, inspired by the works of mark ryden and mandy disher, combines elements of maidcore and mars ravelo's aesthetic. Mark knobs illustrations
An elegant, gold-colored, old-fashioned radio with an emotive face design, reminiscent of the 1960s style. this ambient occlusion artwork, inspired by the works of mark ryden and mandy disher, combines elements of maidcore and mars ravelo's aesthetic. Mark knobs illustrations
Pushpins, thumbtacks set. Different push pins, attaching buttons, needles with heads, knobs, flag pointers, thumb tacks for marking, pricking. Flat illustrations isolated on white background. Mark knobs vectors
Pushpins, thumbtacks set. Different push pins, attaching buttons, needles with heads, knobs, flag pointers, thumb tacks for marking, pricking. Flat illustrations isolated on white background. Mark knobs vectors
Atv tire wheel on a white background, showcasing exquisite detailing and creative design in the style of zbrush. this high-quality image, captured with a zeiss milvus 25mm f/1. 4 ze lens, highlights the craftsmanship of the auto body works. with rtx on, this award-winning photo is available under the creative commons attribution license. Mark knobs illustrations
Atv tire wheel on a white background, showcasing exquisite detailing and creative design in the style of zbrush. this high-quality image, captured with a zeiss milvus 25mm f/1. 4 ze lens, highlights the craftsmanship of the auto body works. with rtx on, this award-winning photo is available under the creative commons attribution license. Mark knobs illustrations