Trace Collection (page 7)

Electrical equipment. Digital ammeter (left, yellow), digital voltmeter (right, yellow) and an oscilloscope. An ammeter measures the number of amperes (electric current) in a circuit

Printed circuit board, computer artwork
Printed circuit board (PCB). Computer artwork of the PCB from a motherboard (main circuit board) of a personal computer (PC)

Oscilloscope trace. Screen of an oscilloscope showing a trace of voltage against time. Oscilloscopes are used to display and analyse waveforms of electronic signals

Computer illustration of a healthy heartbeat
Heart trace. Computer illustration of the trace of a normal human pulse, the beat of the heart. The image is based on an electrocardiogram (ECG) trace

ECG. Computer artwork of an electrocardiogram (ECG) showing a normal heart rate. An ECG measures the electrical activity of the heart

Brain function, conceptual artwork. Electroencephalogram (EEG) machine monitoring brain activity

Heart trace
Heartbeat. Conceptual computer artwork of a healthy heartbeat showing a normal ECG trace made up of red blood cells. An ECG (electrocardiograph)

Artwork of normal ECG heart trace on female figure

Electrical conduction in the heart, artwork. Each heartbeat is initiated by an electrical impulse from the sinoatrial (SA) node (green oval) in the right atrium (upper heart chamber)

Lung function test traces. Pen tracing the results from a lung function test onto graph paper. It is measuring the maximum rate at which air is expelled from the lungs

Lie detector traces. Traces from an analogue lie detector, or polygraph, machine. The machine records changes in a number of physiological processes

Lie detector machine
MODEL RELEASED. Lie detector machine. Polygraph examiner with an analogue lie detector, or polygraph, machine. The machine records changes in a number of physiological processes

Cardiology nurses station. A nurse monitoring the heart rhythms (ECGs, electrocardiograms) of patients in the cardiology department at the Leiden University Medical Centre, Netherlands

ECG and man running. Computer artwork of an electrocardiogram (ECG) showing a normal heart rate and the outline of a man running. An ECG measures the electrical activity of the heart

ECG of a normal heart rate
Electrocardiogram. Hands holding an electrocardiogram (ECG) of a normal heart rate. An ECG measures the electrical activity of the heart

Painful noise
MODEL RELEASED. Painful noise. Conceptual image of a woman holding her hands to her ears in pain caused by a loud noise. The yellow trace at upper left could represent the sound waves of the noise

Atrial fibrillation. Artwork of a section through a human heart during atrial fibrillation, a rapid, irregular heartbeat. In the background are ECG (electrocardiogram) traces

Cardiovascular system. Computer artwork of the human vascular system and an ECG trace. The heart is seen as a blue mass at the centre of the chest

Sound wave, computer artwork
Conceptual computer artwork representing a sound wave

Light patterns

DNA researcher
MODEL RELEASED. DNA researcher studying experimental data graphs on a computer screen

Tinnitus, conceptual artwork

Sunshine recorder
Campbell-Stokes sunshine recorder. This instrument design has been used worldwide for many years. It is used to record the daily duration of sunshine

ECG and brain outline
ECG and brain. Computer artwork of an electrocardiogram (ECG) showing a normal heart rate and the outline of a human brain. An ECG measures the electrical activity of the heart

Brain wave, conceptual artwork
Brain wave, conceptual computer artwork

Three electrocardiograms, artwork
Artwork showing three electrocardiogram (ECG) traces that measure the electrical activity of the heart. At top there is electrical interference in the heartbeat, at centre there is muscle tremor

ECG of a normal heart rate, artwork
Electrocardiogram (ECG) of a normal heart rate, artwork. An ECG measures the electrical activity of the heart. Contractions are caused by electrical signals between the upper (atrial)

Electrical conduction of the heart. Artwork showing the impulse conduction system (yellow) of the human heart (left) and an electrocardiogram (ECG) of a normal heart rate (right)

Food traceability, conceptual image

Electromagnetic spectrum, artwork
Electromagnetic spectrum, computer artwork. The changing wavelength of electromagnetic (EM) radiation through the spectrum is shown by the trace along bottom

Heartbeat, conceptual image
heartbeat

Atomic particle decay, artwork
Atomic particle decay, conceptual computer artwork. Particle decay is the spontaneous transformation of one elementary particle into other elementary particles

ECG, conceptual artwork
ECG. Computer artwork of a spiral electrocardiogram (ECG) showing a normal heart rate

Vitamin B12. Computer model of a molecule of vitamin B12. Atoms are represented as spheres and are colour-coded: carbon (yellow), hydrogen (white), nitrogen (blue) and oxygen (red)

Vitamin B3 crystals
Vitamin B3. Polarised light micrograph of vitamin B3 crystals. Vitamin B3 exists in two main forms: niacin and niacinamide

Sine waves. Conceptual image of overlapping sine waves on a monitor. The level of current produced by an AC (alternating current)

Induced current. Oscilloscope trace from an electric coil, showing a current flowing at the precise moment when a magnet is dropped through the coil

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"Tracing the Unseen: From Proton Collisions to Irregular Heartbeats" In the realm of science, trace hints can unlock mysteries that lie beyond our perception. Take for instance the Proton Collision C014 in 1797, a groundbreaking event that paved the way for new discoveries. Similarly, Three Jowett Models from 1952 left a lasting trace in automotive history. But they are not limited to scientific endeavors alone; they extend into the intricate workings of our bodies. Lead ion collisions and ECGs showcasing normal heart rates offer glimpses into our innermost rhythms. Yet, sometimes an irregular heartbeat leaves behind its own unique trace, prompting us to seek answers and solutions. Artistic expressions also leave their mark on our hearts and minds. The delicate strokes of human heart artwork remind us of both vulnerability and resilience within ourselves. Meanwhile, captivating images like Armstrong Whitworth AW15 Atalanta or Flannan Isles Lighthouse etch themselves onto our memories as timeless traces of human ingenuity. Beyond these man-made creations lies nature's own tapestry waiting to be traced. A track cutting through a green field near Ermatingen in Switzerland beckons exploration amidst cultivated landscapes—a testament to harmonious coexistence between humans and nature. Whether it is delving into microscopic particles colliding or admiring grandeur crafted by human hands or Mother Nature herself, tracing hints leads us down paths filled with wonderment and understanding. These traces connect past with present, unveiling stories waiting patiently to be discovered—reminders that even the faintest hint can hold profound significance in unraveling life's enigmatic tapestry.