techubox.comLatest posts from the site’s own blog
Found via its RSS feed · checked 12 Nov 2026Feed ↗
Checking for new posts…
- 11 Nov 2026Wiegand vs OSDP: Reader Protocols Explainedtechubox.com blog · 10 min readWiegand is simple but unencrypted and limited to about 150 m. OSDP runs on RS-485, supervises readers and encrypts with AES-128. Here is how both work and when to switch. The post Wiegand vs OSDP…Read ↗
- 9 Nov 2026Access Control System Components Explainedtechubox.com blog · 11 min readAn access control system is much more than the reader on the wall. Here is what each component does, how they connect and how to size power for one door. The post Access Control System Components…Read ↗
- 9 Nov 2026IP Camera Not Showing on NVR: 12 Proven Fixestechubox.com blog · 10 min readIP camera stuck on Offline or a black tile? Follow this field-tested diagnosis flow and 12 proven fixes, from PoE and cabling to ONVIF, codecs and NVR bandwidth limits. The post IP Camera Not Showing…Read ↗
- 6 Nov 2026IP vs Analog (HD-TVI/CVI/AHD) CCTV Cameras: Which to Choose in 2026techubox.com blog · 10 min readHD analog or IP? A field engineer's comparison of cabling, distance, power, analytics, scalability and cost, with upgrade options for existing coax and a decision table by site type. The post IP vs…Read ↗
- 6 Nov 2026Smoke vs Heat Detector: Differences and Where to Install Eachtechubox.com blog · 10 min readSmoke or heat detector? Learn how optical, ionisation, multisensor and heat detectors work, where each belongs, typical BS 5839-1 coverage and how to avoid false alarms. The post Smoke vs Heat…Read ↗
- 6 Nov 2026Cat5e vs Cat6 vs Cat6A vs Cat7: Speed, Distance and Which to Usetechubox.com blog · 9 min readA practical field comparison of Cat5e, Cat6, Cat6A and Cat7 (plus Cat8): bandwidth, speed, distance, shielding and PoE, with clear picks for CCTV, offices and data centres. The post Cat5e vs Cat6 vs…Read ↗
- 5 Nov 2026How to Reset a Hikvision or Dahua NVR Password (Official Methods)techubox.com blog · 10 min readLocked out of a Hikvision or Dahua NVR? This guide walks through every official, manufacturer-supported reset method, plus how to make sure it never happens again. The post How to Reset a Hikvision…Read ↗
- 1 Nov 2026CCTV Field Of View Calculatortechubox.com blog · 9 min readChoosing a CCTV lens by guesswork is the fastest way to end up with a camera that “sees” the gate but can’t recognise the person standing in it. The Techubox CCTV Lens & Field of View Calculator…Read ↗
- 31 Oct 2026CCTV Installation & Wiring Guide: HD Analog & IP Camerastechubox.com blog · 16 min readCCTV Installation & Wiring Guide HD Analog and IP Cameras from Beginner to Advanced & 60-Camera DIY Project Whether you are putting four cameras on your villa or planning a 60-camera warehouse…Read ↗
- 5 Oct 2026Thermal Cameras for Fire Prevention🔥techubox.com blog · 9 min read🔥 1. Introduction Thermal cameras are advanced imaging devices that detect heat instead of visible light. By measuring infrared radiation emitted from objects, they create a temperature‑based image…Read ↗
- 25 Aug 2026Dual-Sensor Thermal PTZ Cameras for GCC Perimeter Security- ENC-HPT7Z-50X-39techubox.com blog · 9 min readDual-Sensor Thermal PTZ Cameras for GCC Perimeter Security Perimeter security across the GCC faces a challenge that visible-light cameras alone cannot reliably solve: protecting long distances in…Read ↗
Titles and short excerpts from the site's public feed; each post opens on techubox.com.