Photos: Delkim · supplied retailer imagery
Alarms · Digital receivers · Our take
Delkim RX-D Digital Receiver
Digital receiver
A smart, feature-packed receiver for Delkim’s digital alarms, with serious range, useful anti-theft features and enough mounting options to keep it handy on the bank.
- Up to 750 m maximum standard range in clear line of sight, with a short-range setting up to 50 m.
- Boost mode adds approximately 15% range for 15 minutes.
- Supports pulse and visual signal replication from compatible Delkim digital alarms.
- Do Not Disturb delays activation until around four seconds of continuous movement and switches off automatically after 15 minutes.
Make sure it’s the right one. This review covers the Delkim RX-D Digital Receiver for Delkim digital bite alarms, including the original Rx-D pairing setup.
Tackle Index Score
Tackle Index score
A premium, feature-heavy receiver that makes the most sense as part of a full Delkim digital alarm setup.
Desk-research score from specs, price and fishing fit · How we score
- Product Quality9.7/10
- Performance9.7/10
- Impact on Fish Catching8.7/10
- Ease of Use9/10
- Value for Money8.5/10
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Who it suits
Is it right for you?
Great for
- Carp anglers fishing large or open venues. The long-range setting gives you plenty of breathing room when the rods and bivvy aren’t tucked together.
- Anglers wanting a feature-rich Delkim setup. Do Not Disturb, RunLite, vibration, recall and anti-theft functions give you more control than a basic receiver.
Maybe skip if
- Anglers fishing tiny waters at close range. You may never use the headline range or much of the advanced feature set.
- Anyone using non-compatible alarms. The RX-D is designed around Delkim digital bite alarms, so it isn’t a universal receiver for every alarm brand.
The lowdown
Introducing the Delkim RX-D Digital Receiver
A smart, feature-packed receiver for Delkim’s digital alarms, with serious range, useful anti-theft features and enough mounting options to keep it handy on the bank.
- Up to 750 m maximum standard range in clear line of sight, with a short-range setting up to 50 m.
- Boost mode adds approximately 15% range for 15 minutes.
- Supports pulse and visual signal replication from compatible Delkim digital alarms.
- Do Not Disturb delays activation until around four seconds of continuous movement and switches off automatically after 15 minutes.
Quick verdict
Verdict
The Delkim RX-D is a cracking receiver if you’re already running compatible Delkim digital alarms. It gives you plenty of range, clear signal replication and some genuinely useful night-time and security features.
It’s a high-value bit of kit rather than a bargain-bin extra, but the hard case, mounting options and smart functions make it feel properly thought through. A strong choice for serious carp anglers who want to keep tabs on the rods without sitting right next to them.
A premium, feature-heavy receiver that makes the most sense as part of a full Delkim digital alarm setup.
Desk-research score from specs, price and fishing fit · How we score
- Product Quality
- 9.7/10
- Performance
- 9.7/10
- Impact on Fish Catching
- 8.7/10
- Ease of Use
- 9/10
- Value for Money
- 8.5/10
The precision-moulded body, protective hard case and solid selection of attachments give it a properly finished feel.
Up to 750 m clear-line-of-sight range, pulse and visual replication and temporary Boost mode make it very capable.
It won’t make the bait more attractive, but reliable alerts, recall and nuisance-movement control can help you respond properly.
Easy pairing and several mounting options keep it practical, although the number of features takes a little getting used to.
It’s pricey compared with a basic receiver, but the range, security functions and useful accessories justify it for serious Delkim users.
Head to head
How it stacks up
Side by side with the closest kit we've reviewed. This updates as we add more reviews.
Delkim
Delkim RX-D Digital Receiver (this one)
Top scorer
Scores are our own, out of 10. Best in each row is in green. Prices change, so check the latest before you buy.
The full rundown
Everything you'll want to know about the Delkim RX-D Digital Receiver
The Delkim RX-D Digital Receiver is aimed squarely at anglers already running Delkim digital alarms. It’s the bit that lets you keep tabs on the rods when you’re not sat right beside them, whether that means hiding from a chilly night in the bivvy or wandering down to sort a brew.
And, fair play, it’s got plenty of range in the locker. Standard range is up to 750 m in clear line of sight, which is miles more than most swims will ever need. On a big gravel pit or a venue with widely spaced pegs, though, that extra breathing room can be a real comfort.
There’s also a short-range setting of up to 50 m. That might sound a bit odd next to the headline figure, but it’s dead handy when you’re fishing close in and don’t want the receiver shouting across half the lake. Less chance of bothering the next swim, too.
Need a cheeky extra bit of reach? Boost mode adds approximately 15% range for 15 minutes. That could be useful if you’re moving around the venue, checking a spot or dealing with awkward banks where the signal path isn’t quite as clean. Just remember it’s a temporary push, not a permanent setting.
Pairing is designed to be straightforward, with support for up to four Txi-D alarms per receiver channel on the original Rx-D. That suits a standard four-rod carp setup nicely, and means you can keep the receiver matched to the rods without turning the whole thing into a faff.
The receiver can replicate both pulse and visual signals from compatible Delkim digital alarms. In plain English, you get the information from the alarm carried through to the receiver, rather than just a generic noise telling you something has happened. That’s useful when you’re watching more than one rod.
Night fishing is where some of the smaller touches start to make sense. RunLite illuminates all seven LEDs during a night-time run, making the receiver easier to spot when the bivvy’s dark and you’re half-awake. There’s adjustable vibration as well, which is bob on if you want a quieter heads-up than a loud tone.
Do Not Disturb mode is another sensible feature. It delays the receiver activating until approximately four seconds of continuous movement, helping filter out brief knocks and nuisance movement. It then switches itself off after 15 minutes, so you’re not left wondering whether you’ve accidentally left it engaged.
There’s last-activity recall for checking what happened while your attention was elsewhere, plus an anti-theft security system with movement detection. That won’t replace common sense on the bank, but it does add a useful layer of reassurance when the rods are set up and you’re sorting kit.
Build-wise, the precision-moulded body sounds properly suited to regular tackle-bag life. It comes with a moulded hard protective case, along with a lanyard, belt clip, bankstick clip and Velcro attachment. So you can keep it around your neck, on your clothing, fixed near the bivvy or attached wherever makes sense in the swim.
Specifications
The nuts and bolts
- Product type
- Digital receiver for Delkim digital bite alarms
- Maximum standard range
- Up to 750 m in clear line of sight
- Short-range setting
- Up to 50 m
- Alarm capacity
- Up to four Txi-D alarms per receiver channel on the original Rx-D
- Receiver functions
- Pulse and visual signal replication, adjustable vibration, last-activity recall and anti-theft security
- Supplied accessories
- Moulded hard protective case, lanyard, belt clip, bankstick clip and Velcro attachment
Specs checked with Delkim, Oct 2026.
Spot a model or spec change?
Our take
The angle
This isn’t just a box that beeps when a rod screams off. The RX-D is about making a Delkim setup easier to manage when you’re spread out, tucked up in the bivvy or keeping an eye on multiple rods.
The standout bits are the flexible range, Do Not Disturb mode, RunLite night illumination, vibration and anti-theft security. Those features won’t all matter on every session, but when you need one, they can be proper handy.
Closer look
A receiver that does more than just beep
The RX-D is a proper control point for a Delkim digital alarm setup. It can replicate pulse and visual signals, so the receiver gives you more information than a basic one-tone alert. With up to four Txi-D alarms per receiver channel on the original Rx-D, it’s well suited to a typical multi-rod carp approach.
Range is the headline attraction, with up to 750 m in clear line of sight. The selectable range is more practical for everyday close-range fishing, while Boost mode adds approximately 15% for 15 minutes when you need a temporary bit of extra poke.
Worth knowing. The biggest range figure assumes clear line of sight. Bivvies, trees, banks, buildings and the general clutter around a venue can all affect how far a radio signal travels in the real world.
Who it suits
Best when your rods aren’t under your nose
This makes most sense for carp anglers fishing larger pits, open reservoirs or swims where the rods are spread out. It’s also useful if you regularly fish nights and want a receiver that can be mounted exactly where you need it using the belt clip, bankstick clip, Velcro attachment or lanyard.
Do Not Disturb is handy for waters with plenty of tow, weed movement or the odd knock on the line. It waits for around four seconds of continuous movement before activating, then shuts itself off after 15 minutes. RunLite, vibration and last-activity recall add even more flexibility when the rods are off and you’re trying to keep things calm.
Worth knowing. If you fish a small water with the rods a few metres away, a simpler receiver may do the job perfectly well. The RX-D earns its keep when you’ll actually use the range, multi-rod pairing and extra controls.
FAQs in full
The questions anglers usually ask
Can the RX-D be used with any bite alarm? No. It’s designed for Delkim digital bite alarms, so check your exact alarm model and receiver setup before buying. Compatibility matters here, mate.
Is the anti-theft system a full security solution? It’s better thought of as an alert layer. Movement detection can warn you if the receiver is disturbed, but sensible tackle security and keeping your gear within sight still matter.
What do you get in the box? The receiver comes with a moulded hard protective case, lanyard, belt clip, bankstick clip and Velcro attachment. That gives you several ways to keep it close and protected during a session.
On paper
Pros & cons
What we like
- Serious range for big venues, open banks and spread-out swims.
- Loads of useful features, including vibration, RunLite and last-activity recall.
- Anti-theft movement detection adds welcome peace of mind.
- Supplied with a proper moulded hard case and several mounting options.
Worth knowing
- The feature set and compatibility details may feel like overkill for a tiny, close-range water.
- It’s a premium accessory, so it won’t suit every angler’s tackle budget.
- The useful range depends on clear line of sight and the conditions around your swim.
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Your questions answered
What anglers want to know
The stuff you’d ask your mate on the next peg. Straight answers, no waffle.
01How far can the Delkim RX-D reach?
How far can the Delkim RX-D reach?
Its maximum standard range is up to 750 m in clear line of sight. There’s also a short-range setting of up to 50 m, while Boost mode adds approximately 15% range for 15 minutes.
02How many alarms can the original Rx-D receiver handle?
How many alarms can the original Rx-D receiver handle?
Easy pairing supports up to four Txi-D alarms per receiver channel on the original Rx-D setup.
03What does Do Not Disturb mode do?
What does Do Not Disturb mode do?
It delays the receiver activating until around four seconds of continuous movement, helping reduce nuisance alerts from brief knocks or movement. It automatically switches off after 15 minutes.
What anglers say
The word from the bank
Our read: verdict. The strongest reasons to choose it are serious range for big venues, open banks and spread-out swims. and loads of useful features, including vibration, runlite and last-activity recall.; the main trade-off is the feature set and compatibility details may feel like overkill for a tiny, close-range water..
Our take on the feedback
Why it appeals
Checked Sept '26 — “Serious range for big venues, open banks and spread-out swims.”
Best fit
Checked Sept '26 — “Carp anglers fishing large or open venues: The long-range setting gives you plenty of breathing room when the rods and bivvy aren’t tucked together.”
Worth knowing
Checked Sept '26 — “The feature set and compatibility details may feel like overkill for a tiny, close-range water.”
Tackle Index’s take from the product details and fishing fit we checked. We haven’t found enough independent public feedback to call this an angler consensus yet.
Angler score
What our readers rate Delkim RX-D Digital Receiver
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Owner reports
Own this? Help the next angler.
Quick multiple-choice reports from people who say they own the Delkim RX-D Digital Receiver. Not verified purchases, and kept separate from our score.
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