Tributes have been flooding in for a man who was allegedly gunned down in an hour-long door-to-door shooting rampage.

Byron Tonks, 20, was allegedly shot dead by Bradley Jason Mark White, who is accused of firing shots into seven homes at Watanobbi on the NSW Central Coast on Tuesday evening.

Albert Tonks, 50, and Pamela Dickinson, 45, also suffered bullet wounds but escaped the carnage with non-life threatening injuries.

Byron Tonks, 20, (pictured) was allegedly shot dead by Bradley Jason Mark White on Tuesday

Byron's friends and family used social media to post a series of heartfelt messages

While police are trying to establish a motive, they believe White knew the alleged victims, according to The Daily Telegraph.

Initial investigations revealed between 60 and 100 shots were fired, police said.

Byron's friends and family flooded social media to post a series of heartfelt messages.

'Last night we lost a really good friend/brother,' friend Hayden Shearer wrote.

'I know your up there have a cold VB looking down on us with your big smile and cracking jocks. You were taken to soon going to miss you brother.

'Your never going to be forgotten.'

Albert Tonks, 50, and Pamela Dickinson (pictured), 45, also suffered bullet wounds but escaped with non-life threatening injuries

A video, filmed by witnesses in Wyong on the New South Wales Central coast on Tuesday, shows people running for cover and sheltering behind cars as gunshot ring out

Byron's brother Lachlan Tonks wrote his own emotional tribute on Wednesday.

'I know you just wanted to protect everyone which I can't thank you enough for. I'm so so so sorry it came to this... thank you for being the best brother ever. I will never forget you, I'm sorry. I love you byron x', he wrote.

'I know you just wanted to protect everyone which I can't thank you enough for. I'm so so so sorry it came to this... Thank you for being the best brother ever. I will never forget you, I'm sorry. I love you Byron,' he wrote.

White was also charged with intentionally or recklessly destroying a Holden Commodore (pictured)

Dramatic footage showed the moment members of the public ran for cover in the street as White allegedly opened fire.

In another part of the clip, two women could be seen crouching on the ground as they tried to move away from the direction of the gunshots.

Police arrived at the scene in force - with an armoured police van and officers in armoured vests and helmets visible in the video.

A Highway Patrol Officer injured his back assisting Byron.

Police vans and cars were spotted at the bottom of Cutler Drive, in Wyong, on Tuesday

The officer could be seen being helped into the back of an ambulance as he limped and winced in pain, suffering from what appeared to be a severe leg wound.

White was charged with murder, along with 14 other offences including the intent to murder Ms Dickinson and Albert Tonks.

He appeared in Wyong Local Court on Wednesday.

He did not apply for bail.

The matter was adjourned and will reconvene on May 15 via video link.