Data Recovery Services Australia Wide
Onsite IT Support | Nerdcore PC Systems
Melbourne | Sydney | Brisbane | Adelaide | Perth | Hobart | Darwin | Since 2001 - Transparent Pricing, No Hidden Fees, Microsoft Certified Experienced Engineers.
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computer repair wauchope
Wauchope
2446
New South Wales
Data Recovery Wauchope | No Fix No Fee | 1300 NERDCORE
computer repair wauchope
Our Home & Business Internet Repairs Services
Common Causes of Wi-Fi Problems
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Cheap consumer-grade routers
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Old networking hardware
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Poor modem placement
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Too many connected devices
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Neighbouring wireless interference
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Thick walls and dense building materials
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Faulty Ethernet cabling
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Firmware bugs
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ISP instability
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Poorly designed mesh networks
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Incorrect network settings
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Overloaded access points
Home & Business Wi-Fi Internet Troubleshooting — Australia Wide over 15000 suburbs
Modern homes and businesses rely on stable internet for work, video calls, streaming, cloud applications, security systems, and connected devices. When Wi-Fi becomes slow, unstable, or unreliable, the problem can come from router faults, signal interference, poor network design, ISP outages, hardware failure, or overloaded wireless networks.
At Nerdcore Computers, Wi-Fi troubleshooting includes fault diagnosis, signal testing, network optimisation, device troubleshooting, router configuration, and wireless coverage improvements across homes, offices, retail spaces, and small business environments throughout Australia.
Home Wi-Fi Troubleshooting Services
Slow internet and wireless dropouts
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Intermittent internet disconnections
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Slow download and upload speeds
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Video call instability
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Streaming buffering
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Gaming lag and high latency
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Router needing frequent reboots
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Internet available but websites not loading
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ISP modem sync problems
Poor wireless coverage
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Weak Wi-Fi signal in bedrooms or upstairs rooms
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Dead zones in garages, sheds, and outdoor areas
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Large home coverage issues
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Signal loss through brick, concrete, and internal walls
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Multi-level wireless optimisation
Router and modem setup
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Router configuration errors
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Firmware updates
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DNS and gateway issues
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Faulty modem replacement
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WAN setup and ISP connection troubleshooting
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Full wireless network rebuilds
Connected device issues
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Laptop Wi-Fi faults
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Mobile phones disconnecting
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Smart TV buffering
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Printer network problems
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Game console NAT issues
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Devices connected without internet
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IP address conflicts
Home office network support
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Stable remote work connections
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Video conferencing reliability
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VPN troubleshooting
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Upload speed improvements
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Traffic prioritisation for work devices
Smart home network support
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Security camera disconnections
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Smart doorbell dropouts
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Smart speaker instability
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Home automation connectivity
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2.4GHz smart device compatibility
Business Wi-Fi Troubleshooting Services
Business internet fault diagnosis
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Office internet outages
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WAN instability
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Cloud application performance issues
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VPN tunnel failures
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Static IP configuration
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ISP escalation support
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Dual internet failover testing
Office wireless coverage
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Access point coverage planning
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Dead zone removal
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Signal balancing
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Wireless roaming between multiple access points
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Capacity planning for busy offices and shared spaces
Business wireless performance
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High user density troubleshooting
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Meeting room wireless congestion
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Video conference instability
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Large file transfer bottlenecks
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Access point load balancing
Guest Wi-Fi and network separation
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Guest Wi-Fi setup
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Staff network isolation
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VLAN segmentation
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POS network isolation
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CCTV network separation
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VoIP prioritisation
Business device connectivity
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POS terminals disconnecting
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Cloud software timing out
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VoIP call dropouts
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Wireless printers
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NAS access issues
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Barcode scanner connectivity problems
Network infrastructure troubleshooting
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Switch faults
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PoE issues
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VLAN tagging faults
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Port failures
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Broadcast storms
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Internal LAN bottlenecks
Common Wi-Fi Problems We Diagnose
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Poor router placement
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Neighbouring wireless interference
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Overloaded access points
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Outdated routers
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Faulty Ethernet cabling
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Building material signal obstruction
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Incorrect wireless channels
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DNS problems
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DHCP conflicts
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ISP instability
Our Wi-Fi Troubleshooting Process
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Network inspection and fault diagnosis
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Wireless signal and coverage testing
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Router and modem analysis
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Speed, latency, and packet loss testing
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Device-specific troubleshooting
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Channel and performance optimisation
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Network stability verification
Service Areas
Wi-Fi troubleshooting across: Sydney - Brisbane - Hobart - Perth - South Australia - Darwin
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Melbourne CBD
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and another 15300 suburbs across Australia.
Frequently Asked Questions
Why is my Wi-Fi connected but internet not working?
This often points to ISP outages, DNS issues, modem faults, or gateway configuration problems.
Why does Wi-Fi work in some rooms but not others?
Distance, walls, building materials, and poor access point placement commonly cause weak signal areas.
Can too many devices slow Wi-Fi down?
Yes. Multiple phones, TVs, cameras, laptops, and smart devices can create congestion and reduce wireless performance.
Do businesses need separate guest Wi-Fi?
Yes. Guest wireless improves security and keeps customer traffic separate from internal business systems.
Here's a comprehensive faulty router breakdown of what we have experience with.
Gaming & Streaming Routers (Retail / BYO)
ASUS
The ROG (Republic of Gamers) line is the top gaming-focused range. Current models:
ROG Rapture series — GT-BE19000AI, GT-BE98 Pro, GT-AXE16000, GT-AX11000, GT-AX6000 ROG Strix series — GS-BE18000, GS-AX5400 Standard gaming/prosumer — RT-BE96U, RT-BE92U, RT-BE88U, RT-BE82U, RT-AX86U, RT-AX89X, TUF-AX5400, Zen WIFI BQ16 Pro, Zen WIFI BT10, Zen WIFI BT8
TP-Link
Archer BE series (Wi-Fi 7) — BE9700, BE900, BE600, BE550, BE400, BE230, BE3600 Archer GE series (gaming) — GE800, GE650 Archer AXE series (Wi-Fi 6E) — AXE75 Archer AX series (Wi-Fi 6) — AX6000, AX55 Deco mesh — BE65 Pro, BE63, BE65-5G
Netgear
Nighthawk gaming — XR1000, XR500, RS700S, RS700, RS600, RS300, RS200 Orbi mesh — Orbi 970 Mobile/hotspot — Nighthawk M7, M7 Ultra
D-Link
Gaming/performance — X3052E (highly rated for NBN use), plus DIR-series routers (DIR-X5460, DIR-X3260, DIR-X1560)
GL.iNet
Flint 3 (GL-BE9300), Flint 2 (GL-MT6000) — popular with advanced users and VPN setups
Acer
Predator Connect W6 (Wi-Fi 6E gaming router), Predator Connect T7 (mesh)
Eero (Amazon)
eero Max 7, Eero Pro 7 — mesh focused, strong for streaming households
Ubiquiti / UniFi
Dream Router 7, UniFi Express 7 — prosumer/enthusiast, excellent for QoS and VLAN management
ISP-Supplied Modem-Routers (Australia / NBN)
These are the units you'll commonly see come in for support:
Telstra
Telstra Smart Modem 4 (current, from Aug 2025) — dual-band Wi-Fi 7, five 1Gbps Ethernet ports, 4G backup. Previously bundled the Telstra Smart Modem 3 (Arcadyan-based). Model numbers seen in the wild: DJA0230, DJA0231, Gen 2 Arcadyan. WhistleOut
Optus
Optus Ultra Wi-Fi Modem Gen 2 — dual-band Wi-Fi 6, 6Gbps shared wireless, four gigabit LAN ports, 25/2Mbps 4G backup. WhistleOut
TPG
TPG supplies a modem for around AU$110 including delivery. Common hardware: TP-Link VX420-G2v (VDSL2/FTTP), TP-Link VX230v. Tom's Guide
Belong (Telstra sub-brand)
Technicolor DWA4135 — dual-band Wi-Fi 6, 950Mbps, four 1Gbps LAN ports, USB 3.0. WhistleOut
Aussie Broadband
NetComm NF20 (Wi-Fi 6, mesh-ready with CloudMesh). Also sells/recommends third-party BYO routers.
Dodo / iPrimus
Standard bundled unit — typically a Sagemcom or NetComm-based gateway.
Other ISP hardware in circulation
Arcadyan HWG2025 — dual-band Wi-Fi 7, 2.5Gbps internet port, 4G backup, used by multiple providers under different brand names. NetComm NF20MESH — dual-band Wi-Fi 6, 1.8Gbps, four gigabit ports, mesh-capable (but reliability concerns noted in testing). Kaon DG2144 — dual-band Wi-Fi 6, 1.5Gbps, four 1Gbps LAN ports, USB and phone port. ZTE H1600 — seen with some smaller providers. WhistleOut
5G Home Internet
Telstra's 5G home internet uses the same Smart Modem 4. Optus supplies the ZTE MU5001 5G hotspot (Wi-Fi 6, 32 devices). Netgear Nighthawk M7 Ultra is available via Telstra for mobile broadband — Wi-Fi 7, mmWave support, 2.5Gbps Ethernet port. WhistleOut
computer repair wauchope
Onsite Wi-Fi & Internet Troubleshooting Process
1. Initial Customer Call or Enquiry
When you contact us, the first step is understanding your situation clearly. We’ll ask a few simple questions to quickly identify the type of issue you’re experiencing, such as:
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Is this a home or business service?
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Are you a new or existing customer?
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What devices are affected (Wi-Fi, internet, computers, printers, etc.)?
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When did the issue start?
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Is the problem constant or intermittent?
If you’re an existing customer, we can often reference your previous setup, which helps speed up diagnosis. For new customers, we gather enough detail to understand your network setup from scratch.
The more accurate information you provide at this stage, the faster and more cost-effective the diagnosis will be.
2. Pre-Diagnosis & Booking
Based on your description, we’ll:
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Assess likely causes (router, ISP, Wi-Fi coverage, device faults, etc.)
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Provide an estimated approach to fixing the issue
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Book an onsite visit if required
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Advise if remote troubleshooting is possible first (to save you time and money)
3. Technician Onsite Arrival
When the technician arrives, the process is structured and methodical:
Network inspection
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Review your modem/router setup
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Check cabling, ports, and power stability
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Identify network layout and connected devices
Fault isolation
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Test internet connection at the source (NBN/ISP modem)
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Check Wi-Fi signal strength across different areas
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Test affected devices individually
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Identify whether the issue is hardware, software, or network-related
Diagnostics
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Run speed, latency, and stability tests
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Check interference and channel congestion
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Inspect router logs and configuration
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Test LAN (wired) vs Wi-Fi performance differences
4. Problem Identification
Once the issue is found, we clearly explain:
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What is causing the problem
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Why it is happening
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The most cost-effective way to fix it
We always aim to avoid unnecessary upgrades or replacements unless they are genuinely required.
5. Repair or Solution Implementation
Depending on the issue, we may:
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Reconfigure your router or network settings
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Optimise Wi-Fi channels and performance
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Replace faulty cables or hardware
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Improve Wi-Fi coverage with better placement or access points
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Resolve ISP-related configuration issues
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Set up proper network segmentation (especially for business environments)
6. No Fix, No Charge (Where Applicable)
We operate on a fair and transparent approach:
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If we can diagnose and resolve the issue, standard service charges apply
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If we cannot fix the issue or no viable solution is found on-site, you are not charged for a failed fix attempt (conditions may apply depending on job type and travel)
This ensures you only pay for real results and successful resolutions.
7. Customer Guidance & Prevention
Before leaving, the technician will:
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Explain what was fixed
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Show you how to avoid future issues
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Provide recommendations for better performance and reliability
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Answer any questions about your network setup
Why Detailed Information Matters
The more information you provide during your initial call, the faster and cheaper the solution becomes.
For example:
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“Internet drops every night at 7pm”
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“Wi-Fi is slow only upstairs”
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“Business POS system keeps disconnecting”
These details allow us to:
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Narrow down the fault before arriving
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Bring the right tools and equipment
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Reduce time spent diagnosing onsite
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Deliver a more cost-effective solution
AS FEATURED ON and Trusted by Thousands across Australia
Recognised in Radio Conversations Across Australia
Nerdcore PC has gained growing recognition in technology and business discussions across Australia, with our name appearing in radio conversations spanning Sydney, Melbourne, Adelaide, and Brisbane.
This reflects the increasing demand for fast, reliable, and transparent tech support — and the impact of our work in data recovery, onsite business IT services, and high-performance computer solutions.
We’re proud to be part of the wider conversation shaping how Australians think about technology support:
faster response, stronger outcomes, and services built around real customer needs.
As we continue to grow, our focus remains unchanged — delivering trusted, practical solutions that businesses and individuals can rely on when it matters most.
Major Radio Stations been on in Australia
🇦🇺 National Networks (Broadcast across multiple cities)
These are the big media groups operating stations in all major markets:
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ABC Radio Network (Australian Broadcasting Corporation)
News, talk, music, and national programs
(e.g. ABC Radio Sydney, ABC Melbourne, ABC News, Triple J, ABC Classic) -
SBS Radio
Multilingual broadcasting (over 60 languages), multicultural news & music -
ARN (Australian Radio Network)
KIIS FM, Gold FM, Pure Gold, Mix stations -
Nova Entertainment
Nova FM, Smooth FM -
Southern Cross Austereo (SCA)
Hit Network, Triple M Network -
Nine Radio (formerly Macquarie / 2GB group)
Talkback and news-focused stations like 2GB and 3AW
📍 Sydney Radio Stations
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KIIS 106.5
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2GB
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Nova 96.9
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Triple M Sydney
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2Day FM
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ABC Radio Sydney
📍 Melbourne Radio Stations
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3AW (talk radio powerhouse)
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Gold 104.3
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Nova 100
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Triple M Melbourne
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FOX FM
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ABC Radio Melbourne
📍 Brisbane Radio Stations
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Nova 106.9
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B105 (Hit Network)
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Triple M Brisbane
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4BC (talk radio)
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ABC Brisbane
📍 Adelaide Radio Stations
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Mix 102.3 (leading FM station)
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FIVEaa (talkback)
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Triple M Adelaide
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Cruise 1323
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ABC Radio Adelaide