The XY screen –
your visual target system
Everything you need to know about the XY display mode: how it works, target signatures, zoom settings and practical field experience – by detectorists for detectorists.
What is the XY screen?
The XY screen is an oscilloscope display mode of the XP Deus I and II. Instead of just showing a target ID number, the detector plots the electromagnetic signature of the detected object as a two-dimensional curve. This curve reveals whether an object contains iron, how homogeneous its material is and how strong the signal is.
The principle: while you sweep the search coil over a target, the Deus plots on the X axis the ferromagnetic properties and on the Y axis the electrical conductivity. The interplay of the two values creates a characteristic trace – the object's "fingerprint pattern".
Schematic representation of the XY screen – target signatures and axis labels
Layout and controls
The XY screen is divided into four quadrants. The position of the signature curve shows at a glance whether an object is made of iron or not.
Display elements at a glance
- T.ID (target ID): Numerical conductivity value of the detected object (0–99)
- G.ID (ground ID): Currently measured ground phase as a reference value
- F/NF indicator: Quick iron identification – left = ferrous, right = non-ferrous
- Signature curve: The plotted XY trace of the target – the real added value
- Signal strength: The extent of the curve indirectly shows the depth/strength of the signal
Activation on the Deus I and II
- Switch on the remote control and select a program
- In the main menu: OPTION → SETTINGS
- PROFILE select → activate XY screen
- Zoom setting: Hold the pinpoint button for 2 seconds
- Use + / – select the desired zoom level (1–10)
- Switch on the remote control, select a program
- Menu path: OPTION → SETTINGS → XY PROFILE
- Set the XY screen as the standard profile
- Zoom directly under: OPTION → SETTINGS → XY PROFILE → ZOOM
- Quick access: on the standard screen, press both buttons at the same time → full-screen target ID
Deus II menu path – XY zoom
Display profiles compared
The Deus II offers three display profiles, which you switch between depending on the situation:
- Standard screen: Large T.ID + F/NF bar graph with depth indicator – for quick decisions
- XY screen: Oscilloscope view of the signature – for difficult ground and target identification
- Full screen: Maximum T.ID display in large format – for poor light conditions
Understanding target signatures
Every class of object leaves a characteristic trace on the XY screen. The following patterns are the most important ones you should know:
What does a "stable" signature mean?
A good target – such as a coin – produces a reproducibly similar curve when the coil is swept from different directions. The pattern remains recognisable. Iron objects, on the other hand, change their signature greatly depending on the sweep angle, which leads to restless, jumping patterns.
The 5 examples from the original XP manual
In the official user manual, XP shows exactly these five signature images – this is what the patterns look like on the real display. Learn these patterns and you will know the most important situations in the field.
All 5 signatures compared directly
This is what the patterns look like relative to each other – the position on the XY screen is decisive:
Recreation of the 5 original examples from the XP Deus II user manual (page 29)
XY zoom: 10 levels explained
The zoom level determines the sensitivity of the XY display. A low zoom only shows strong, close signals – the curve stays calm and clear. A high zoom also makes faint, deep signals visible, but also increases background noise.
| Zoom level | Sensitivity | Suitable for | Note |
|---|---|---|---|
| 1–2 | Very low | Testing, rough sorting | Only very close / strong targets visible |
| 3 | Low | Trashy ground | Good iron separation, little noise. Shows coin behaviour similar to the Deus I |
| 4–5 | Medium ★ | Coin hunting, general | A balanced ratio – recommended as a starting point |
| 6 | Medium-high ★ | Relic hunting, fields | Also shows medium-depth targets well – the Deus II standard setting of many users |
| 7–8 | High | Deep seeking | More background noise, requires experience |
| 9–10 | Maximum | Special applications | Very sensitive, even faint deep targets visible – patience needed |
Deus I vs. Deus II – XY differences
- XY screen available since firmware V3
- Zoom can only be set via the pinpoint button (2 sec.)
- No separate profile switch – standard or XY
- Not available with HF coils
- Simpler signature display, but easy to read
- One frequency at a time → signature sometimes less stable
- XY screen selectable as a full profile
- Zoom can be set directly in the menu (OPTION → SETTINGS)
- Three profiles: standard / XY / full screen
- Works with all compatible coils
- More stable signature thanks to multi-frequency (FMF)
- With V4.x: dual-channel processing improves the XY display further
- Quick access: both buttons at the same time → full-screen T.ID
Practical tips from the field
When is the XY screen particularly valuable?
- Doubtful signals: When your ears alone do not give a clear decision, the XY curve gives a second opinion
- Iron-rich ground: Large, diffuse curves deep in the lower half = iron – safe to skip
- Aluminium vs. gold: Pure aluminium produces a more compact, more symmetrical signature than a gold ring with a similar conductivity
- Deep targets: Visible at high zoom – the small, shaky curve shows that something is still there
- Learning phase: Set up a test garden – bury known objects and study their signatures
Limits of the XY screen
- From a depth of approx. 15 cm, signatures become smaller and more restless – interpretation becomes more difficult
- In very heavily contaminated ground, the signatures of several objects overlap
- The XY screen is not a miracle cure – your ears remain the primary tool
- Practice needed: at least 20–30 hours of field practice before the signatures are recognised intuitively
Recommended settings for getting started
- Start with XY zoom 4 or 5 – this is the most balanced starting point for most terrain
- Combine the XY screen with the "Park" (prg. 5) or "General" (prg. 1) program of the Deus II
- Set up a test garden : coins, nails, aluminium foil, ring pulls at 5, 10 and 20 cm – and get to know the signatures
- Sweep every signal crosswise (0° and 90°) – stable patterns in both directions = a good sign
- Note your observations in a field notebook – after 50 digs you will know your machine
Frequently asked questions (FAQ)
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Discover the Deus II Personal adviceHappy hunting! — Your metalldetektoren.de team








