Media & Storage
CCTV Storage Calculator – Cameras, Bitrate & Retention
Estimate CCTV storage and retention from camera bitrate or settings, camera count, recording schedule, motion activity, retention days…
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Media & Storage
Video Recording Storage Calculator – Bitrate & Record Time
Estimate camera and video recording storage from bitrate or camera settings, audio, overhead, clip count and optional card…
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Audio File Size Calculator – Bitrate, WAV & PCM
Estimate audio file size from duration and encoded bitrate or uncompressed PCM sample rate, bit depth and channels.
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Screen Recording File Size Calculator – Bitrate & Storage
Estimate screen recording file size from duration, video bitrate or screen settings, audio bitrate, file overhead and recording…
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Solar Battery Charging Time Calculator – Panel Watts & Ah
Estimate solar battery charging time from panel watts, peak sun hours, battery capacity, charge range, real-world losses, daytime…
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12V Battery Runtime Calculator – Ah, Watts & Amps
Estimate 12V battery runtime from Ah capacity, charge range, battery condition, DC load, efficiency and optional lead-acid Peukert…
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Inverter Battery Backup Time Calculator – Estimate Hours
Estimate inverter battery backup time from battery Ah, bank voltage, charge range, inverter losses and running load.
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Power Bank Runtime Calculator – Estimate Hours by Watts
Estimate how long a power bank can operate a phone, tablet, laptop or other connected load using usable…
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Power Bank Charging Time Calculator – Recharge Estimate
Estimate how long a power bank takes to recharge using battery energy, charger output, input limits, efficiency and…
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Power Bank Charge Count Calculator – Estimate Recharges
Estimate how many times a power bank can charge a phone, tablet or laptop using battery energy, efficiency…
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Weighted Grade Calculator – Calculate Course Average
Combine course component grades by their assigned weights and review the weighted contribution, normalized grade and possible course…
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Grade Needed on Final Calculator – Required Exam Score
Calculate the minimum percentage and optional marks needed on a weighted final exam to reach a target course…
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