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SCIENTIFIC ANGLERS AMPLITUDE TEXTURED INFINITY

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

Ast Plus

Slickness additive for improved shooting

Floating Texture

Tip section helps dry flies

Shooting Texture

Running line reduces friction for

Half-size Heavy

Design loads fast-action rods efficiently

Long Head

Substantial front taper support long-distance

$129.95
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SKU: sa-amplitude-textured-infinity

Overview

Built for anglers who want one freshwater line to cover a wide range of presentations, this fly line combines a long head and substantial front taper with a half-size heavy design for quick loading and controlled casting. It is suited to everything from dry flies and nymph rigs to small streamers, with enough power for longer casts and enough delicacy for more subtle presentations. The textured construction uses a floating tip section and a shooting running line to support flotation, mending, and reduced friction during the cast. For trout anglers in particular, it offers a versatile option that can also handle other freshwater species without forcing a specialized setup.

Why Hunters Choose the My Store

Ast Plus

Slickness additive for improved shooting

Floating Texture

On the tip section helps

Shooting Texture

On the running line reduces

Long Head

Substantial front taper support long-distance

Half-size Heavy

Design helps load fast-action rods

Key Features

  • AST Plus slickness additive for improved shooting and added durability
  • Floating Texture tip section helps dry flies stay afloat longer
  • Shooting Texture running line reduces friction for longer casts
  • Half-size heavy design loads fast-action rods efficiently
  • Long head and substantial front taper support long-distance casting and mending
  • Versatile freshwater taper suited to trout, panfish, bass, carp, steelhead, salmon, and pike

Best Used For

  • Trout anglers wanting one freshwater line for nymphs, dry flies, and small streamers
  • Fly fishers who need long-distance casting with strong mending control
  • Anglers using fast-action rods that benefit from a half-size heavy line
  • General-purpose freshwater users targeting species like panfish, bass, carp, steelhead, salmon, or pike

Specifications

Cast DistanceLong-distance casting
DurabilityIncreased durability
Floating Tip SectionYes
Head LengthExtended
Line TypeFloating fly line
Mending AbilityExcellent
ModelInfinity
Recommended UsesNymphing, dry rigs, small streamers, streamer fishing, general-purpose freshwater fishing
Rod Action CompatibilityFast-action rods; works with a variety of rod actions
SeriesAmplitude Textured
Shooting TextureYes
SlicknessSuperior shooting ability
TaperLong head with substantial front taper
Target SpeciesTrout, grayling, panfish, bass, carp, steelhead, salmon, pike
TechnologyAST Plus slickness additive
TextureTextured
Weight DesignationHalf-size heavy

Pros

  • Features AST Plus slickness additive for improved shooting ability and added durability.
  • Floating texture on the tip section helps dry flies stay afloat longer.
  • Shooting texture on the running line reduces friction for longer casts.
  • Long head and substantial front taper support long-distance casting and mending.
  • Half-size heavy design helps load fast-action rods while remaining versatile.
  • General-purpose freshwater taper suits trout, panfish, bass, carp, steelhead, salmon, and pike.

Considerations & Trade-offs

  • Built half-size heavy, so it may feel more aggressive than a standard-weight line on some rods.
  • The long head and substantial front taper are tuned for versatility, but that also means it is not a specialized choice for one single presentation.
  • Floating Texture is limited to the tip section, so the line’s flotation emphasis is focused on dry-fly performance rather than the entire line.
  • Designed as a general-purpose freshwater line, so anglers seeking a highly specialized trout, streamer, or distance-only setup may want a more targeted option.

Suggested Comparisons

  • Freshwater floating fly line
  • General-purpose trout fly line
  • Half-size heavy fly line
  • Long-head fly line

Suggested Accessories

  • Fly line spool
  • Fly rod
  • Fly reel
  • Fly line cleaner

Frequently Asked Questions

What kind of fishing is the Amplitude Textured Infinity Fly Line designed for?

It is described as an extremely versatile general-purpose freshwater line. The source says it is suitable for trout, grayling, panfish, bass, carp, steelhead, salmon, and pike.

Is this line intended for dry flies, streamers, or nymphing?

The description says it can handle all three. It is presented as a line that can bomb out streamers while still retaining delicacy for dry flies, and the short description also mentions nymphing, dry rigs, and small streamers.

Does the line have a floating section?

Yes. The source states it has a Floating Texture on the tip section for flotation, with the claim that it helps dry flies float longer.

What does 'half-size heavy' mean for this line?

The product is built half-size heavy to help load fast-action rods, while also being said to work well with a variety of rod actions.

What line features are mentioned for casting and mending?

The long description says it has a long head and substantial front taper, an extended head length for long-distance casts and superior mending ability, and a Shooting Texture running line to reduce friction and improve shooting ability.