RRB ALP & Technician Signature Resize (10 KB – 20 KB)
Official 140×60 px (4.0×2.0 cm) dimensions with strict 10 KB to 20 KB bounds for Railway Recruitment Board ALP & Technician Grade 3 portals (CEN 05/2024 & 06/2026). Applicable for RRB ALP (Assistant Loco Pilot) CEN 05/2024, RRB Technician Grade 3, RRB ALP 2026 CEN 06/2026.
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JPG, PNG, WebP and browser-supported images · up to 15 MB
RRB ALP & Technician: 140x60 px, 10 KB to 20 KB, black ink on white unruled paper. Matches CEN 05/2024 & 06/2026 standards. • Ink:
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Supports JPG, PNG and WebP images up to 15 MB • 140 × 60 px (10–20 KB)
Real-Time RRB ALP Preview (140 × 60 px)Live Sync
Simulated RRB ALP output view with high-contrast ink sync.
📋 Railway Recruitment Board (RRB) Official Dimension & Upload Standards
| Specification Parameter | Mandatory Portal Value | Verification Rule |
|---|---|---|
| Pixel Width & Height | 140 × 60 px | Standard aspect ratio 7:3 (~140×60 px) |
| Centimeter Physical Size | 4 cm × 2 cm | Based on 200 DPI scanning resolution |
| File Size Bounds | 10 KB to 20 KB | Recommended target ~15 KB |
| Mandatory Ink Requirement | Black Ballpoint Ink Only | Unruled white paper (no notebook lines) |
| Supported File Formats | JPG / JPEG | Baseline progressive JPEG without EXIF bloat |
🛡️ 4 Rules to Avoid Signature Rejection for Railway Recruitment Board (RRB)
- 1 Sign with a dense black ballpoint pen on clean, spotless unruled white paper.
- 2 Crop tightly so the signature fills 75–85% of the frame without clipping edges.
- 3 Use the Clean White Paper filter to remove mobile camera shadows and yellow tint.
- 4 Verify the downloaded file is strictly between 10.0 KB and 19.9 KB before portal upload.
❓ Frequently Asked Questions (Railway Recruitment Board (RRB))
What is the RRB ALP signature size for 2026 recruitment? ▼
The official RRB ALP & Technician signature size is 140 pixels wide by 60 pixels tall (approximately 4.0 cm × 2.0 cm) with a file size strictly between 10 KB and 20 KB in JPG/JPEG format.
Is the RRB ALP signature size the same as RRB NTPC? ▼
Yes. RRB ALP, RRB NTPC, RRB Group D, and RRB JE all follow the same Railway Recruitment Board standard: 140×60 px, 10 KB to 20 KB, JPG format, black ink on white paper.
Can I use blue ink for RRB ALP signature? ▼
RRB notifications strongly prefer black ink on plain white paper for all recruitment including ALP. Blue ink signatures with low contrast often face scrutiny and may be rejected during document verification.
What happens if my RRB ALP signature is over 20 KB? ▼
The RRB online application portal will block the upload if the file exceeds 20 KB. Use SignResize to compress your signature precisely to 14–19 KB for a safe upload margin.
📘 Railway Recruitment Board (RRB) Preparation & Upload Guides
All Guides →RRB ALP & Technician 2026: Top 10 FAQs on ITI/Diploma Eligibility, Vision Standards & CBT Blueprint
Comprehensive candidate handbook for Railway RRB ALP & Technician 2026: 18,799+ posts, strict A-1 medical vision criteria, CBAT psycho test, and document upload rules.
RRB JE 2026 Master Guide: CEN 03/2024 Exam Dates, CBT 1 & 2 Branch Syllabus, Level-6 Salary & Photo-Signature Rules
Authoritative guide to Railway Recruitment Board Junior Engineer (CEN 03/2024 & 2026): 7,951 vacancies across Civil, Mechanical, Electrical, and S&T, revised Pay Level-6 salary slip, CBT-1 screening pattern, CBT-2 technical syllabus matrix, visual Do/Don't mockups, interactive dropzones, and official 140×60 px signature & 240×320 px photo compliance.